122821318896 has 40 divisors (see below), whose sum is σ = 317321963904. Its totient is φ = 40936109760.

The previous prime is 122821318883. The next prime is 122821318903. The reversal of 122821318896 is 698813128221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340525 + ... + 601331.

Almost surely, 2^122821318896 is an apocalyptic number.

122821318896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122821318896 is an abundant number, since it is smaller than the sum of its proper divisors (194500645008).

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

122821318896 is a wasteful number, since it uses less digits than its factorization.

122821318896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270629 (or 270623 counting only the distinct ones).

The product of its digits is 663552, while the sum is 51.

The spelling of 122821318896 in words is "one hundred twenty-two billion, eight hundred twenty-one million, three hundred eighteen thousand, eight hundred ninety-six".