12110521134 has 16 divisors (see below), whose sum is σ = 24875665488. Its totient is φ = 3927736512.

The previous prime is 12110521121. The next prime is 12110521211. The reversal of 12110521134 is 43112501121.

It is a self number, because there is not a number n which added to its sum of digits gives 12110521134.

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, 27275727 + ... + 27276170.

It is an arithmetic number, because the mean of its divisors is an integer number (1554729093).

Almost surely, 2^12110521134 is an apocalyptic number.

12110521134 is an abundant number, since it is smaller than the sum of its proper divisors (12765144354).

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

12110521134 is a wasteful number, since it uses less digits than its factorization.

12110521134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54551939.

The product of its (nonzero) digits is 240, while the sum is 21.

The spelling of 12110521134 in words is "twelve billion, one hundred ten million, five hundred twenty-one thousand, one hundred thirty-four".