122525511240 has 64 divisors (see below), whose sum is σ = 400992586560. Its totient is φ = 29703153920.

The previous prime is 122525511149. The next prime is 122525511259. The reversal of 122525511240 is 42115525221.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 122525511198 and 122525511207.

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, 46409859 + ... + 46412498.

It is an arithmetic number, because the mean of its divisors is an integer number (6265509165).

Almost surely, 2^122525511240 is an apocalyptic number.

122525511240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122525511240 is an abundant number, since it is smaller than the sum of its proper divisors (278467075320).

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

122525511240 is a wasteful number, since it uses less digits than its factorization.

122525511240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92822382 (or 92822378 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 122525511240 in words is "one hundred twenty-two billion, five hundred twenty-five million, five hundred eleven thousand, two hundred forty".