122621156360 has 16 divisors (see below), whose sum is σ = 275897601900. Its totient is φ = 49048462528.

The previous prime is 122621156341. The next prime is 122621156381. The reversal of 122621156360 is 63651126221.

It can be written as a sum of positive squares in 2 ways, for example, as 121646093284 + 975063076 = 348778^2 + 31226^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122621156360.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1532764415 + ... + 1532764494.

Almost surely, 2^122621156360 is an apocalyptic number.

122621156360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122621156360 is an abundant number, since it is smaller than the sum of its proper divisors (153276445540).

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

122621156360 is a wasteful number, since it uses less digits than its factorization.

122621156360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065528920 (or 3065528916 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 122621156360 in words is "one hundred twenty-two billion, six hundred twenty-one million, one hundred fifty-six thousand, three hundred sixty".