115122425421020 has 24 divisors (see below), whose sum is σ = 241757467956144. Its totient is φ = 46048898821376.

The previous prime is 115122425420941. The next prime is 115122425421061. The reversal of 115122425421020 is 20124524221511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9899687 + ... + 18117633.

It is an arithmetic number, because the mean of its divisors is an integer number (10073227831506).

Almost surely, 2^{115122425421020} is an apocalyptic number.

115122425421020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115122425421020 is an abundant number, since it is smaller than the sum of its proper divisors (126635042535124).

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

115122425421020 is a wasteful number, since it uses less digits than its factorization.

115122425421020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8918389 (or 8918387 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 115122425421020 its reverse (20124524221511), we get a palindrome (135246949642531).

The spelling of 115122425421020 in words is "one hundred fifteen trillion, one hundred twenty-two billion, four hundred twenty-five million, four hundred twenty-one thousand, twenty".