202000012012111 has 4 divisors (see below), whose sum is σ = 206926841573424. Its totient is φ = 197073182450800.

The previous prime is 202000012012109. The next prime is 202000012012159. The reversal of 202000012012111 is 111210210000202.

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 202000012012111 - 2¹ = 202000012012109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202000012012091 and 202000012012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202000012012411) 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, 2463414780595 + ... + 2463414780676.

It is an arithmetic number, because the mean of its divisors is an integer number (51731710393356).

Almost surely, 2^{202000012012111} is an apocalyptic number.

202000012012111 is a deficient number, since it is larger than the sum of its proper divisors (4926829561313).

202000012012111 is an equidigital number, since it uses as much as digits as its factorization.

202000012012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4926829561312.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202000012012111 its reverse (111210210000202), we get a palindrome (313210222012313).

The spelling of 202000012012111 in words is "two hundred two trillion, twelve million, twelve thousand, one hundred eleven".