204431232232111 has 8 divisors (see below), whose sum is σ = 205617975023664. Its totient is φ = 203244547594560.

The previous prime is 204431232232039. The next prime is 204431232232133. The reversal of 204431232232111 is 111232232134402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204431232232111 - 2⁹ = 204431232231599 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 (204431232632111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7477485 + ... + 21558646.

It is an arithmetic number, because the mean of its divisors is an integer number (25702246877958).

Almost surely, 2^{204431232232111} is an apocalyptic number.

204431232232111 is a deficient number, since it is larger than the sum of its proper divisors (1186742791553).

204431232232111 is a wasteful number, since it uses less digits than its factorization.

204431232232111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29077001.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 204431232232111 its reverse (111232232134402), we get a palindrome (315663464366513).

The spelling of 204431232232111 in words is "two hundred four trillion, four hundred thirty-one billion, two hundred thirty-two million, two hundred thirty-two thousand, one hundred eleven".