115123225515132 has 96 divisors (see below), whose sum is σ = 284817757593600. Its totient is φ = 36128077608960.

The previous prime is 115123225515131. The next prime is 115123225515161. The reversal of 115123225515132 is 231515522321511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115123225515131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104734093 + ... + 105827579.

It is an arithmetic number, because the mean of its divisors is an integer number (2966851641600).

Almost surely, 2^{115123225515132} is an apocalyptic number.

115123225515132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115123225515132 is an abundant number, since it is smaller than the sum of its proper divisors (169694532078468).

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

115123225515132 is a wasteful number, since it uses less digits than its factorization.

115123225515132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101211 (or 1101209 counting only the distinct ones).

The product of its digits is 90000, while the sum is 39.

Adding to 115123225515132 its reverse (231515522321511), we get a palindrome (346638747836643).

The spelling of 115123225515132 in words is "one hundred fifteen trillion, one hundred twenty-three billion, two hundred twenty-five million, five hundred fifteen thousand, one hundred thirty-two".