115011321512 has 32 divisors (see below), whose sum is σ = 227036733600. Its totient is φ = 54469278144.

The previous prime is 115011321511. The next prime is 115011321521. The reversal of 115011321512 is 215123110511.

It is a super-2 number, since 2×115011321512² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115011321511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820778 + ... + 950630.

It is an arithmetic number, because the mean of its divisors is an integer number (7094897925).

Almost surely, 2^115011321512 is an apocalyptic number.

It is an amenable number.

115011321512 is a deficient number, since it is larger than the sum of its proper divisors (112025412088).

115011321512 is a wasteful number, since it uses less digits than its factorization.

115011321512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135705 (or 135701 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 23.

The spelling of 115011321512 in words is "one hundred fifteen billion, eleven million, three hundred twenty-one thousand, five hundred twelve".