20221010211122 has 48 divisors (see below), whose sum is σ = 35351685056088. Its totient is φ = 8649440110080.

The previous prime is 20221010211047. The next prime is 20221010211223. The reversal of 20221010211122 is 22111201012202.

It can be written as a sum of positive squares in 4 ways, for example, as 20104094770081 + 116915441041 = 4483759^2 + 341929^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20221010211122.

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, 109660922 + ... + 109845162.

Almost surely, 2^{20221010211122} is an apocalyptic number.

20221010211122 is a deficient number, since it is larger than the sum of its proper divisors (15130674844966).

20221010211122 is a wasteful number, since it uses less digits than its factorization.

20221010211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186411 (or 186404 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20221010211122 its reverse (22111201012202), we get a palindrome (42332211223324).

The spelling of 20221010211122 in words is "twenty trillion, two hundred twenty-one billion, ten million, two hundred eleven thousand, one hundred twenty-two".