102012002221022 has 16 divisors (see below), whose sum is σ = 153122750428032. Its totient is φ = 50971088432160.

The previous prime is 102012002221013. The next prime is 102012002221049. The reversal of 102012002221022 is 220122200210201.

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 7 ways as a sum of consecutive naturals, for example, 67869272 + ... + 69356052.

It is an arithmetic number, because the mean of its divisors is an integer number (9570171901752).

Almost surely, 2^{102012002221022} is an apocalyptic number.

102012002221022 is a deficient number, since it is larger than the sum of its proper divisors (51110748207010).

102012002221022 is a wasteful number, since it uses less digits than its factorization.

102012002221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510243.

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

Adding to 102012002221022 its reverse (220122200210201), we get a palindrome (322134202431223).

The spelling of 102012002221022 in words is "one hundred two trillion, twelve billion, two million, two hundred twenty-one thousand, twenty-two".