122101100120120 has 64 divisors (see below), whose sum is σ = 300678930921600. Its totient is φ = 44255773284480.

The previous prime is 122101100120113. The next prime is 122101100120189. The reversal of 122101100120120 is 21021001101221.

It is a junction number, because it is equal to n+sod(n) for n = 122101100120095 and 122101100120104.

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, 451823390 + ... + 452093549.

It is an arithmetic number, because the mean of its divisors is an integer number (4698108295650).

Almost surely, 2^{122101100120120} is an apocalyptic number.

122101100120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122101100120120 is an abundant number, since it is smaller than the sum of its proper divisors (178577830801480).

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

122101100120120 is a wasteful number, since it uses less digits than its factorization.

122101100120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903917268 (or 903917264 counting only the distinct ones).

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

Adding to 122101100120120 its reverse (21021001101221), we get a palindrome (143122101221341).

The spelling of 122101100120120 in words is "one hundred twenty-two trillion, one hundred one billion, one hundred million, one hundred twenty thousand, one hundred twenty".