2013011021100 has 36 divisors (see below), whose sum is σ = 5824311888584. Its totient is φ = 536802938880.

The previous prime is 2013011021081. The next prime is 2013011021117. The reversal of 2013011021100 is 11201103102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3355018069 + ... + 3355018668.

Almost surely, 2^{2013011021100} is an apocalyptic number.

2013011021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013011021100 is an abundant number, since it is smaller than the sum of its proper divisors (3811300867484).

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

2013011021100 is a wasteful number, since it uses less digits than its factorization.

2013011021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6710036754 (or 6710036747 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 2013011021100 its reverse (11201103102), we get a palindrome (2024212124202).

The spelling of 2013011021100 in words is "two trillion, thirteen billion, eleven million, twenty-one thousand, one hundred".