102022221200120 has 128 divisors (see below), whose sum is σ = 260224475212800. Its totient is φ = 35686322274816.

The previous prime is 102022221200117. The next prime is 102022221200131. The reversal of 102022221200120 is 21002122220201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 591597347 + ... + 591769773.

It is an arithmetic number, because the mean of its divisors is an integer number (2033003712600).

Almost surely, 2^{102022221200120} is an apocalyptic number.

102022221200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102022221200120 is an abundant number, since it is smaller than the sum of its proper divisors (158202254012680).

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

102022221200120 is a wasteful number, since it uses less digits than its factorization.

102022221200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232357 (or 232353 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102022221200120 its reverse (21002122220201), we get a palindrome (123024343420321).

The spelling of 102022221200120 in words is "one hundred two trillion, twenty-two billion, two hundred twenty-one million, two hundred thousand, one hundred twenty".