122231320022000 has 80 divisors (see below), whose sum is σ = 337777522110912. Its totient is φ = 41907881145600.

The previous prime is 122231320021939. The next prime is 122231320022011. The reversal of 122231320022000 is 220023132221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 4365390287 + ... + 4365418286.

Almost surely, 2^{122231320022000} is an apocalyptic number.

122231320022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122231320022000 is an abundant number, since it is smaller than the sum of its proper divisors (215546202088912).

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

122231320022000 is an equidigital number, since it uses as much as digits as its factorization.

122231320022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8730808603 (or 8730808587 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 122231320022000 its reverse (220023132221), we get a palindrome (122451343154221).

The spelling of 122231320022000 in words is "one hundred twenty-two trillion, two hundred thirty-one billion, three hundred twenty million, twenty-two thousand".