20202000120111 has 16 divisors (see below), whose sum is σ = 27477654559200. Its totient is φ = 13197791917440.

The previous prime is 20202000120109. The next prime is 20202000120149. The reversal of 20202000120111 is 11102100020202.

It is not a de Polignac number, because 20202000120111 - 2¹ = 20202000120109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202000120011) 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, 77248636 + ... + 77509713.

It is an arithmetic number, because the mean of its divisors is an integer number (1717353409950).

Almost surely, 2^{20202000120111} is an apocalyptic number.

20202000120111 is a deficient number, since it is larger than the sum of its proper divisors (7275654439089).

20202000120111 is a wasteful number, since it uses less digits than its factorization.

20202000120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154759226.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20202000120111 its reverse (11102100020202), we get a palindrome (31304100140313).

Subtracting from 20202000120111 its reverse (11102100020202), we obtain a palindrome (9099900099909).

The spelling of 20202000120111 in words is "twenty trillion, two hundred two billion, one hundred twenty thousand, one hundred eleven".