122112100012120 has 16 divisors (see below), whose sum is σ = 274752225027360. Its totient is φ = 48844840004832.

The previous prime is 122112100012109. The next prime is 122112100012169. The reversal of 122112100012120 is 21210001211221.

It is a super-2 number, since 2×122112100012120² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122112100012094 and 122112100012103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1526401250112 + ... + 1526401250191.

It is an arithmetic number, because the mean of its divisors is an integer number (17172014064210).

Almost surely, 2^{122112100012120} is an apocalyptic number.

122112100012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122112100012120 is an abundant number, since it is smaller than the sum of its proper divisors (152640125015240).

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

122112100012120 is a wasteful number, since it uses less digits than its factorization.

122112100012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052802500314 (or 3052802500310 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122112100012120 its reverse (21210001211221), we get a palindrome (143322101223341).

The spelling of 122112100012120 in words is "one hundred twenty-two trillion, one hundred twelve billion, one hundred million, twelve thousand, one hundred twenty".