102220020000120 has 96 divisors (see below), whose sum is σ = 337072627982160. Its totient is φ = 24780610905600.

The previous prime is 102220020000113. The next prime is 102220020000187. The reversal of 102220020000120 is 21000020022201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 102220020000096 and 102220020000105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3519958621 + ... + 3519987660.

Almost surely, 2^{102220020000120} is an apocalyptic number.

102220020000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220020000120 is an abundant number, since it is smaller than the sum of its proper divisors (234852607982040).

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

102220020000120 is a wasteful number, since it uses less digits than its factorization.

102220020000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7039946317 (or 7039946302 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102220020000120 its reverse (21000020022201), we get a palindrome (123220040022321).

The spelling of 102220020000120 in words is "one hundred two trillion, two hundred twenty billion, twenty million, one hundred twenty", and thus it is an aban number.