102120022220000 has 120 divisors (see below), whose sum is σ = 254053392516000. Its totient is φ = 40389041792000.

The previous prime is 102120022219993. The next prime is 102120022220057. The reversal of 102120022220000 is 22220021201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26905400 + ... + 30465399.

It is an arithmetic number, because the mean of its divisors is an integer number (2117111604300).

Almost surely, 2^{102120022220000} is an apocalyptic number.

102120022220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102120022220000 is an abundant number, since it is smaller than the sum of its proper divisors (151933370296000).

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

102120022220000 is an frugal number, since it uses more digits than its factorization.

102120022220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57370918 (or 57370895 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102120022220000 its reverse (22220021201), we get a palindrome (102142242241201).

The spelling of 102120022220000 in words is "one hundred two trillion, one hundred twenty billion, twenty-two million, two hundred twenty thousand".