222101022020122 has 48 divisors (see below), whose sum is σ = 393332210074368. Its totient is φ = 93764424821760.

The previous prime is 222101022020093. The next prime is 222101022020149. The reversal of 222101022020122 is 221020220101222.

It is a self number, because there is not a number n which added to its sum of digits gives 222101022020122.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 995825943 + ... + 996048949.

It is an arithmetic number, because the mean of its divisors is an integer number (8194421043216).

Almost surely, 2^{222101022020122} is an apocalyptic number.

222101022020122 is a deficient number, since it is larger than the sum of its proper divisors (171231188054246).

222101022020122 is a wasteful number, since it uses less digits than its factorization.

222101022020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374771 (or 374764 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222101022020122 its reverse (221020220101222), we get a palindrome (443121242121344).

The spelling of 222101022020122 in words is "two hundred twenty-two trillion, one hundred one billion, twenty-two million, twenty thousand, one hundred twenty-two".