Search a number
-
+
101112000220 = 22571165657143
BaseRepresentation
bin101111000101010111…
…1101010111011011100
3100122222200001210210001
41132022233222323130
53124034133001340
6114241125024044
710206435551440
oct1361257527334
9318880053701
10101112000220
11399770a7350
121771a255024
1396c500253a
144c72a04820
15296bb9129a
hex178abeaedc

101112000220 has 48 divisors (see below), whose sum is σ = 264729604608. Its totient is φ = 31515428160.

The previous prime is 101112000211. The next prime is 101112000239. The reversal of 101112000220 is 22000211101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 101112000197 and 101112000206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32827032 + ... + 32830111.

It is an arithmetic number, because the mean of its divisors is an integer number (5515200096).

Almost surely, 2101112000220 is an apocalyptic number.

101112000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101112000220 is an abundant number, since it is smaller than the sum of its proper divisors (163617604388).

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

101112000220 is a wasteful number, since it uses less digits than its factorization.

101112000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65657170 (or 65657168 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101112000220 its reverse (22000211101), we get a palindrome (123112211321).

The spelling of 101112000220 in words is "one hundred one billion, one hundred twelve million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 65657143 131314286 262628572 328285715 459600001 656571430 722228573 919200002 1313142860 1444457146 1838400004 2298000005 2888914292 3611142865 4596000010 5055600011 7222285730 9192000020 10111200022 14444571460 20222400044 25278000055 50556000110 101112000220