102221121222022 has 16 divisors (see below), whose sum is σ = 167339451297744. Its totient is φ = 46445111104000.

The previous prime is 102221121221969. The next prime is 102221121222089. The reversal of 102221121222022 is 220222121122201.

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 = 102221121221984 and 102221121222002.

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, 951690379 + ... + 951797782.

It is an arithmetic number, because the mean of its divisors is an integer number (10458715706109).

Almost surely, 2^{102221121222022} is an apocalyptic number.

102221121222022 is a deficient number, since it is larger than the sum of its proper divisors (65118330075722).

102221121222022 is a wasteful number, since it uses less digits than its factorization.

102221121222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903490615.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 102221121222022 its reverse (220222121122201), we get a palindrome (322443242344223).

The spelling of 102221121222022 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred twenty-two thousand, twenty-two".