204013422111 has 16 divisors (see below), whose sum is σ = 272636652800. Its totient is φ = 135699919488.

The previous prime is 204013422097. The next prime is 204013422113. The reversal of 204013422111 is 111224310402.

It is not a de Polignac number, because 204013422111 - 2⁶ = 204013422047 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 (204013422113) 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, 2339430 + ... + 2425068.

It is an arithmetic number, because the mean of its divisors is an integer number (17039790800).

Almost surely, 2^204013422111 is an apocalyptic number.

204013422111 is a deficient number, since it is larger than the sum of its proper divisors (68623230689).

204013422111 is a wasteful number, since it uses less digits than its factorization.

204013422111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87438.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 204013422111 its reverse (111224310402), we get a palindrome (315237732513).

The spelling of 204013422111 in words is "two hundred four billion, thirteen million, four hundred twenty-two thousand, one hundred eleven".