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101211002012112 = 2432108562541919
BaseRepresentation
bin10111000000110100000101…
…110100101000000111010000
3111021100200021202020202121020
4113000310011310220013100
5101231220113003341422
6555131405322355440
730214152660331326
oct2700640564500720
9437320252222536
10101211002012112
112a281388085863
12b42745395bb80
134462205bb1095
141adc8d25b1d16
15ba7ae52e595c
hex5c0d05d281d0

101211002012112 has 20 divisors (see below), whose sum is σ = 261461755198080. Its totient is φ = 33737000670688.

The previous prime is 101211002012083. The next prime is 101211002012137. The reversal of 101211002012112 is 211210200112101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101211002012091 and 101211002012100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1054281270912 + ... + 1054281271007.

It is an arithmetic number, because the mean of its divisors is an integer number (13073087759904).

Almost surely, 2101211002012112 is an apocalyptic number.

101211002012112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101211002012112 is an abundant number, since it is smaller than the sum of its proper divisors (160250753185968).

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

101211002012112 is a wasteful number, since it uses less digits than its factorization.

101211002012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108562541930 (or 2108562541924 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101211002012112 its reverse (211210200112101), we get a palindrome (312421202124213).

The spelling of 101211002012112 in words is "one hundred one trillion, two hundred eleven billion, two million, twelve thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 24 48 2108562541919 4217125083838 6325687625757 8434250167676 12651375251514 16868500335352 25302750503028 33737000670704 50605501006056 101211002012112