122002122100100 has 72 divisors (see below), whose sum is σ = 289735020126048. Its totient is φ = 44222668588800.

The previous prime is 122002122100073. The next prime is 122002122100151. The reversal of 122002122100100 is 1001221200221.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176829854 + ... + 177518453.

Almost surely, 2^{122002122100100} is an apocalyptic number.

122002122100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122002122100100 is an abundant number, since it is smaller than the sum of its proper divisors (167732898025948).

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

122002122100100 is a wasteful number, since it uses less digits than its factorization.

122002122100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354348645 (or 354348638 counting only the distinct ones).

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

Adding to 122002122100100 its reverse (1001221200221), we get a palindrome (123003343300321).

The spelling of 122002122100100 in words is "one hundred twenty-two trillion, two billion, one hundred twenty-two million, one hundred thousand, one hundred".