122002120011100 has 108 divisors (see below), whose sum is σ = 307976513017656. Its totient is φ = 41828170366080.

The previous prime is 122002120011089. The next prime is 122002120011127. The reversal of 122002120011100 is 1110021200221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 192729307 + ... + 193361293.

Almost surely, 2^{122002120011100} is an apocalyptic number.

122002120011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122002120011100 is an abundant number, since it is smaller than the sum of its proper divisors (185974393006556).

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

122002120011100 is a wasteful number, since it uses less digits than its factorization.

122002120011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671412 (or 671398 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122002120011100 its reverse (1110021200221), we get a palindrome (123112141211321).

The spelling of 122002120011100 in words is "one hundred twenty-two trillion, two billion, one hundred twenty million, eleven thousand, one hundred".