122100022003212 has 60 divisors (see below), whose sum is σ = 348211173871176. Its totient is φ = 37000006666560.

The previous prime is 122100022003207. The next prime is 122100022003261. The reversal of 122100022003212 is 212300220001221.

122100022003212 is a `hidden beast` number, since 1 + 22 + 100 + 0 + 220 + 0 + 321 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17129629153 + ... + 17129636280.

Almost surely, 2^{122100022003212} is an apocalyptic number.

122100022003212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122100022003212 is an abundant number, since it is smaller than the sum of its proper divisors (226111151867964).

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

122100022003212 is a wasteful number, since it uses less digits than its factorization.

122100022003212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34259265460 (or 34259265449 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 122100022003212 its reverse (212300220001221), we get a palindrome (334400242004433).

The spelling of 122100022003212 in words is "one hundred twenty-two trillion, one hundred billion, twenty-two million, three thousand, two hundred twelve".