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2012103113022 = 232111783506279
BaseRepresentation
bin11101010001111010101…
…100001111100100111110
321010100120220222200210100
4131101322230033210332
5230431241344104042
64140203012421530
7265240535160612
oct35217254174476
97110526880710
102012103113022
1170636782a832
12285b613178a6
13117981b8c602
146d55a06d342
153751581a24c
hex1d47ab0f93e

2012103113022 has 12 divisors (see below), whose sum is σ = 4359556744920. Its totient is φ = 670701037668.

The previous prime is 2012103112963. The next prime is 2012103113057. The reversal of 2012103113022 is 2203113012102.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 111783506279 = 2012103113022 / (2 + 0 + 1 + 2 + 1 + 0 + 3 + 1 + 1 + 3 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2012103112986 and 2012103113004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55891753122 + ... + 55891753157.

It is an arithmetic number, because the mean of its divisors is an integer number (363296395410).

Almost surely, 22012103113022 is an apocalyptic number.

2012103113022 is an abundant number, since it is smaller than the sum of its proper divisors (2347453631898).

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

2012103113022 is a wasteful number, since it uses less digits than its factorization.

2012103113022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111783506287 (or 111783506284 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2012103113022 its reverse (2203113012102), we get a palindrome (4215216125124).

The spelling of 2012103113022 in words is "two trillion, twelve billion, one hundred three million, one hundred thirteen thousand, twenty-two".

Divisors: 1 2 3 6 9 18 111783506279 223567012558 335350518837 670701037674 1006051556511 2012103113022