2011115211102 has 24 divisors (see below), whose sum is σ = 4359385385784. Its totient is φ = 670068799344.

The previous prime is 2011115211067. The next prime is 2011115211139. The reversal of 2011115211102 is 2011125111102.

It is a happy number.

2011115211102 is a `hidden beast` number, since 20 + 1 + 1 + 11 + 521 + 110 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 25203868 + ... + 25283535.

It is an arithmetic number, because the mean of its divisors is an integer number (181641057741).

Almost surely, 2^{2011115211102} is an apocalyptic number.

2011115211102 is an abundant number, since it is smaller than the sum of its proper divisors (2348270174682).

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

2011115211102 is a wasteful number, since it uses less digits than its factorization.

2011115211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50489624 (or 50489621 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 18.

The spelling of 2011115211102 in words is "two trillion, eleven billion, one hundred fifteen million, two hundred eleven thousand, one hundred two".