20002122201 has 32 divisors (see below), whose sum is σ = 28260845568. Its totient is φ = 12557578880.

The previous prime is 20002122193. The next prime is 20002122211. The reversal of 20002122201 is 10222120002.

It is a cyclic number.

It is not a de Polignac number, because 20002122201 - 2³ = 20002122193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002122211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4049005 + ... + 4053941.

It is an arithmetic number, because the mean of its divisors is an integer number (883151424).

Almost surely, 2^20002122201 is an apocalyptic number.

It is an amenable number.

20002122201 is a deficient number, since it is larger than the sum of its proper divisors (8258723367).

20002122201 is a wasteful number, since it uses less digits than its factorization.

20002122201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20002122201 its reverse (10222120002), we get a palindrome (30224242203).

It can be divided in two parts, 200021 and 22201, that added together give a palindrome (222222).

The spelling of 20002122201 in words is "twenty billion, two million, one hundred twenty-two thousand, two hundred one".