122152009560 has 128 divisors (see below), whose sum is σ = 425672755200. Its totient is φ = 27462735360.

The previous prime is 122152009549. The next prime is 122152009589. The reversal of 122152009560 is 65900251221.

It is a super-2 number, since 2×122152009560² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1140720 + ... + 1243199.

It is an arithmetic number, because the mean of its divisors is an integer number (3325568400).

Almost surely, 2^122152009560 is an apocalyptic number.

122152009560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122152009560 is an abundant number, since it is smaller than the sum of its proper divisors (303520745640).

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

122152009560 is a wasteful number, since it uses less digits than its factorization.

122152009560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2384001 (or 2383997 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 122152009560 in words is "one hundred twenty-two billion, one hundred fifty-two million, nine thousand, five hundred sixty".