2111758571112 has 64 divisors (see below), whose sum is σ = 5434159752000. Its totient is φ = 683369164800.

The previous prime is 2111758571077. The next prime is 2111758571129.

It is a happy number.

2111758571112 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2249514 + ... + 3046937.

It is an arithmetic number, because the mean of its divisors is an integer number (84908746125).

Almost surely, 2^{2111758571112} is an apocalyptic number.

It is an amenable number.

2111758571112 is an abundant number, since it is smaller than the sum of its proper divisors (3322401180888).

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

2111758571112 is a wasteful number, since it uses less digits than its factorization.

2111758571112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5296946 (or 5296942 counting only the distinct ones).

The product of its digits is 39200, while the sum is 42.

The spelling of 2111758571112 in words is "two trillion, one hundred eleven billion, seven hundred fifty-eight million, five hundred seventy-one thousand, one hundred twelve".