20221010121122 has 16 divisors (see below), whose sum is σ = 30501854019000. Its totient is φ = 10053735563520.

The previous prime is 20221010121071. The next prime is 20221010121131. The reversal of 20221010121122 is 22112101012202.

It can be written as a sum of positive squares in 4 ways, for example, as 7524822545881 + 12696187575241 = 2743141^2 + 3563171^2 .

It is a super-2 number, since 2×20221010121122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20221010121122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1483754 + ... + 6530202.

Almost surely, 2^{20221010121122} is an apocalyptic number.

20221010121122 is a deficient number, since it is larger than the sum of its proper divisors (10280843897878).

20221010121122 is a wasteful number, since it uses less digits than its factorization.

20221010121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057701.

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

Adding to 20221010121122 its reverse (22112101012202), we get a palindrome (42333111133324).

The spelling of 20221010121122 in words is "twenty trillion, two hundred twenty-one billion, ten million, one hundred twenty-one thousand, one hundred twenty-two".