122012101021100 has 18 divisors (see below), whose sum is σ = 264766259216004. Its totient is φ = 48804840408400.

The previous prime is 122012101021099. The next prime is 122012101021123. The reversal of 122012101021100 is 1120101210221.

It is a super-2 number, since 2×122012101021100² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 610060505006 + ... + 610060505205.

Almost surely, 2^{122012101021100} is an apocalyptic number.

122012101021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122012101021100 is an abundant number, since it is smaller than the sum of its proper divisors (142754158194904).

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

122012101021100 is a wasteful number, since it uses less digits than its factorization.

122012101021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220121010225 (or 1220121010218 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122012101021100 its reverse (1120101210221), we get a palindrome (123132202231321).

The spelling of 122012101021100 in words is "one hundred twenty-two trillion, twelve billion, one hundred one million, twenty-one thousand, one hundred".