20200021110122 has 12 divisors (see below), whose sum is σ = 35246975610690. Its totient is φ = 8657151904296.

The previous prime is 20200021110097. The next prime is 20200021110163. The reversal of 20200021110122 is 22101112000202.

It can be written as a sum of positive squares in only one way, i.e., 18061556512321 + 2138464597801 = 4249889^2 + 1462349^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 20200021110097 and 20200021110106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103061332097 + ... + 103061332292.

Almost surely, 2^{20200021110122} is an apocalyptic number.

20200021110122 is a deficient number, since it is larger than the sum of its proper divisors (15046954500568).

20200021110122 is a wasteful number, since it uses less digits than its factorization.

20200021110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206122664405 (or 206122664398 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20200021110122 its reverse (22101112000202), we get a palindrome (42301133110324).

The spelling of 20200021110122 in words is "twenty trillion, two hundred billion, twenty-one million, one hundred ten thousand, one hundred twenty-two".