2111570151212 has 12 divisors (see below), whose sum is σ = 3695273591856. Its totient is φ = 1055777696400.

The previous prime is 2111570151211. The next prime is 2111570151227. The reversal of 2111570151212 is 2121510751112.

It is not an unprimeable number, because it can be changed into a prime (2111570151211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173848 + ... + 2366655.

It is an arithmetic number, because the mean of its divisors is an integer number (307939465988).

Almost surely, 2^{2111570151212} is an apocalyptic number.

It is an amenable number.

2111570151212 is a deficient number, since it is larger than the sum of its proper divisors (1583703440644).

2111570151212 is a wasteful number, since it uses less digits than its factorization.

2111570151212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3689608 (or 3689606 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 29.

The spelling of 2111570151212 in words is "two trillion, one hundred eleven billion, five hundred seventy million, one hundred fifty-one thousand, two hundred twelve".