102203212221022 has 32 divisors (see below), whose sum is σ = 167719949789184. Its totient is φ = 46323143328000.

The previous prime is 102203212221007. The next prime is 102203212221041. The reversal of 102203212221022 is 220122212302201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 102203212220984 and 102203212221002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323303683 + ... + 323619649.

It is an arithmetic number, because the mean of its divisors is an integer number (5241248430912).

Almost surely, 2^{102203212221022} is an apocalyptic number.

102203212221022 is a deficient number, since it is larger than the sum of its proper divisors (65516737568162).

102203212221022 is a wasteful number, since it uses less digits than its factorization.

102203212221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357984.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 102203212221022 its reverse (220122212302201), we get a palindrome (322325424523223).

The spelling of 102203212221022 in words is "one hundred two trillion, two hundred three billion, two hundred twelve million, two hundred twenty-one thousand, twenty-two".