115122113542140 has 48 divisors (see below), whose sum is σ = 322342698817440. Its totient is φ = 30699155906560.

The previous prime is 115122113542087. The next prime is 115122113542169. The reversal of 115122113542140 is 41245311221511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25378180 + ... + 29568500.

It is an arithmetic number, because the mean of its divisors is an integer number (6715472892030).

Almost surely, 2^{115122113542140} is an apocalyptic number.

115122113542140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115122113542140 is an abundant number, since it is smaller than the sum of its proper divisors (207220585275300).

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

115122113542140 is a wasteful number, since it uses less digits than its factorization.

115122113542140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648222 (or 4648220 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

Adding to 115122113542140 its reverse (41245311221511), we get a palindrome (156367424763651).

The spelling of 115122113542140 in words is "one hundred fifteen trillion, one hundred twenty-two billion, one hundred thirteen million, five hundred forty-two thousand, one hundred forty".