2021111013102 has 16 divisors (see below), whose sum is σ = 4217970810240. Its totient is φ = 644412207032.

The previous prime is 2021111012993. The next prime is 2021111013179. The reversal of 2021111013102 is 2013101111202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7322865852 + ... + 7322866127.

It is an arithmetic number, because the mean of its divisors is an integer number (263623175640).

Almost surely, 2^{2021111013102} is an apocalyptic number.

2021111013102 is an abundant number, since it is smaller than the sum of its proper divisors (2196859797138).

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

2021111013102 is a wasteful number, since it uses less digits than its factorization.

2021111013102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14645732007.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2021111013102 its reverse (2013101111202), we get a palindrome (4034212124304).

The spelling of 2021111013102 in words is "two trillion, twenty-one billion, one hundred eleven million, thirteen thousand, one hundred two".