20220011200121 has 16 divisors (see below), whose sum is σ = 20841409366848. Its totient is φ = 19604732486400.

The previous prime is 20220011200093. The next prime is 20220011200157. The reversal of 20220011200121 is 12100211002202.

It is a cyclic number.

It is not a de Polignac number, because 20220011200121 - 2³⁰ = 20218937458297 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20220011200096 and 20220011200105.

It is not an unprimeable number, because it can be changed into a prime (20220011200021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137776901 + ... + 137923581.

It is an arithmetic number, because the mean of its divisors is an integer number (1302588085428).

Almost surely, 2^{20220011200121} is an apocalyptic number.

It is an amenable number.

20220011200121 is a deficient number, since it is larger than the sum of its proper divisors (621398166727).

20220011200121 is a wasteful number, since it uses less digits than its factorization.

20220011200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167512.

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

Adding to 20220011200121 its reverse (12100211002202), we get a palindrome (32320222202323).

The spelling of 20220011200121 in words is "twenty trillion, two hundred twenty billion, eleven million, two hundred thousand, one hundred twenty-one".