115155021234 has 32 divisors (see below), whose sum is σ = 251478614016. Its totient is φ = 34863336720.

The previous prime is 115155021169. The next prime is 115155021251. The reversal of 115155021234 is 432120551511.

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, 730822 + ... + 874305.

It is an arithmetic number, because the mean of its divisors is an integer number (7858706688).

Almost surely, 2^115155021234 is an apocalyptic number.

115155021234 is an abundant number, since it is smaller than the sum of its proper divisors (136323592782).

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

115155021234 is a wasteful number, since it uses less digits than its factorization.

115155021234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606230.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 115155021234 its reverse (432120551511), we get a palindrome (547275572745).

The spelling of 115155021234 in words is "one hundred fifteen billion, one hundred fifty-five million, twenty-one thousand, two hundred thirty-four".