102220200012120 has 32 divisors (see below), whose sum is σ = 306660600036720. Its totient is φ = 27258720003200.

The previous prime is 102220200012083. The next prime is 102220200012131. The reversal of 102220200012120 is 21210002022201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102220200012120.

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 7 ways as a sum of consecutive naturals, for example, 425917499931 + ... + 425917500170.

Almost surely, 2^{102220200012120} is an apocalyptic number.

102220200012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220200012120 is an abundant number, since it is smaller than the sum of its proper divisors (204440400024600).

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

102220200012120 is a wasteful number, since it uses less digits than its factorization.

102220200012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851835000115 (or 851835000111 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102220200012120 its reverse (21210002022201), we get a palindrome (123430202034321).

The spelling of 102220200012120 in words is "one hundred two trillion, two hundred twenty billion, two hundred million, twelve thousand, one hundred twenty".