22120100120120 has 32 divisors (see below), whose sum is σ = 49773596055120. Its totient is φ = 8847440797440.

The previous prime is 22120100120101. The next prime is 22120100120207. The reversal of 22120100120120 is 2102100102122.

It is a junction number, because it is equal to n+sod(n) for n = 22120100120095 and 22120100120104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18128357 + ... + 19310036.

Almost surely, 2^{22120100120120} is an apocalyptic number.

22120100120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120100120120 is an abundant number, since it is smaller than the sum of its proper divisors (27653495935000).

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

22120100120120 is a wasteful number, since it uses less digits than its factorization.

22120100120120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37453175 (or 37453171 counting only the distinct ones).

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

Adding to 22120100120120 its reverse (2102100102122), we get a palindrome (24222200222242).

The spelling of 22120100120120 in words is "twenty-two trillion, one hundred twenty billion, one hundred million, one hundred twenty thousand, one hundred twenty".