202000120111 has 4 divisors (see below), whose sum is σ = 212631705400. Its totient is φ = 191368534824.

The previous prime is 202000120039. The next prime is 202000120123. The reversal of 202000120111 is 111021000202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202000120111 - 2¹⁷ = 201999989039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202000120181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5315792616 + ... + 5315792653.

It is an arithmetic number, because the mean of its divisors is an integer number (53157926350).

Almost surely, 2^202000120111 is an apocalyptic number.

202000120111 is a deficient number, since it is larger than the sum of its proper divisors (10631585289).

202000120111 is a wasteful number, since it uses less digits than its factorization.

202000120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10631585288.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 202000120111 its reverse (111021000202), we get a palindrome (313021120313).

The spelling of 202000120111 in words is "two hundred two billion, one hundred twenty thousand, one hundred eleven".