122012220022000 has 160 divisors (see below), whose sum is σ = 367824060324864. Its totient is φ = 38029782816000.

The previous prime is 122012220021907. The next prime is 122012220022009. The reversal of 122012220022000 is 220022210221.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122012220022009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 395989572 + ... + 396297571.

Almost surely, 2^{122012220022000} is an apocalyptic number.

122012220022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122012220022000 is an abundant number, since it is smaller than the sum of its proper divisors (245811840302864).

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

122012220022000 is a wasteful number, since it uses less digits than its factorization.

122012220022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792287184 (or 792287168 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 122012220022000 its reverse (220022210221), we get a palindrome (122232242232221).

The spelling of 122012220022000 in words is "one hundred twenty-two trillion, twelve billion, two hundred twenty million, twenty-two thousand".