102120222020022 has 32 divisors (see below), whose sum is σ = 226934403432960. Its totient is φ = 34039987498440.

The previous prime is 102120222019979. The next prime is 102120222020023. The reversal of 102120222020022 is 220020222021201.

102120222020022 is a `hidden beast` number, since 1 + 0 + 21 + 202 + 220 + 200 + 22 = 666.

102120222020022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102120222019977 and 102120222020004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102120222020023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21162303 + ... + 25535925.

It is an arithmetic number, because the mean of its divisors is an integer number (7091700107280).

Almost surely, 2^{102120222020022} is an apocalyptic number.

102120222020022 is an abundant number, since it is smaller than the sum of its proper divisors (124814181412938).

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

102120222020022 is a wasteful number, since it uses less digits than its factorization.

102120222020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806025 (or 4806019 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 102120222020022 its reverse (220020222021201), we get a palindrome (322140444041223).

The spelling of 102120222020022 in words is "one hundred two trillion, one hundred twenty billion, two hundred twenty-two million, twenty thousand, twenty-two".