122112100022000 has 80 divisors (see below), whose sum is σ = 322109517716064. Its totient is φ = 44404400000000.

The previous prime is 122112100021999. The next prime is 122112100022039. The reversal of 122112100022000 is 220001211221.

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

It is a super-2 number, since 2×122112100022000² (a number of 29 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 15 ways as a sum of consecutive naturals, for example, 2775253001 + ... + 2775297000.

Almost surely, 2^{122112100022000} is an apocalyptic number.

122112100022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122112100022000 is an abundant number, since it is smaller than the sum of its proper divisors (199997417694064).

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

122112100022000 is a wasteful number, since it uses less digits than its factorization.

122112100022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550550035 (or 5550550019 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122112100022000 its reverse (220001211221), we get a palindrome (122332101233221).

The spelling of 122112100022000 in words is "one hundred twenty-two trillion, one hundred twelve billion, one hundred million, twenty-two thousand".