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101011101112212 = 22319797555873457
BaseRepresentation
bin10110111101111001111010…
…110011001101011110010100
3111020122120022022102212212220
4112331321322303031132110
5101214431213341042322
6554455505332342340
730163545151611024
oct2675717263153624
9436576268385786
10101011101112212
112a204627250a75
12b3b47654749b0
1344493c927bc25
141ad2d6b729a84
15ba27e58e955c
hex5bde7accd794

101011101112212 has 48 divisors (see below), whose sum is σ = 248408730911040. Its totient is φ = 31858219510272.

The previous prime is 101011101112211. The next prime is 101011101112223. The reversal of 101011101112212 is 212211101110101.

It is a junction number, because it is equal to n+sod(n) for n = 101011101112191 and 101011101112200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101011101112211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277755013 + ... + 278118444.

It is an arithmetic number, because the mean of its divisors is an integer number (5175181893980).

Almost surely, 2101011101112212 is an apocalyptic number.

101011101112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101011101112212 is an abundant number, since it is smaller than the sum of its proper divisors (147397629798828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101011101112212 is a wasteful number, since it uses less digits than its factorization.

101011101112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555874280 (or 555874278 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 101011101112212 its reverse (212211101110101), we get a palindrome (313222202222313).

The spelling of 101011101112212 in words is "one hundred one trillion, eleven billion, one hundred one million, one hundred twelve thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 797 1594 2391 3188 4782 9564 15143 30286 45429 60572 90858 181716 555873457 1111746914 1667620371 2223493828 3335240742 6670481484 10561595683 21123191366 31684787049 42246382732 63369574098 126739148196 443031145229 886062290458 1329093435687 1772124580916 2658186871374 5316373742748 8417591759351 16835183518702 25252775278053 33670367037404 50505550556106 101011101112212