102120110222022 has 24 divisors (see below), whose sum is σ = 221261671089576. Its totient is φ = 34039816390656.

The previous prime is 102120110221999. The next prime is 102120110222071. The reversal of 102120110222022 is 220222011021201.

It is a happy number.

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 = 102120110221986 and 102120110222004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15492468 + ... + 21077399.

It is an arithmetic number, because the mean of its divisors is an integer number (9219236295399).

Almost surely, 2^{102120110222022} is an apocalyptic number.

102120110222022 is an abundant number, since it is smaller than the sum of its proper divisors (119141560867554).

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

102120110222022 is a wasteful number, since it uses less digits than its factorization.

102120110222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36725012 (or 36725009 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102120110222022 its reverse (220222011021201), we get a palindrome (322342121243223).

The spelling of 102120110222022 in words is "one hundred two trillion, one hundred twenty billion, one hundred ten million, two hundred twenty-two thousand, twenty-two".