201431121114 has 16 divisors (see below), whose sum is σ = 402982791552. Its totient is φ = 67123615488.

The previous prime is 201431121079. The next prime is 201431121119. The reversal of 201431121114 is 411121134102.

It is not an unprimeable number, because it can be changed into a prime (201431121119) 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, 5001159 + ... + 5041274.

It is an arithmetic number, because the mean of its divisors is an integer number (25186424472).

Almost surely, 2^201431121114 is an apocalyptic number.

201431121114 is an abundant number, since it is smaller than the sum of its proper divisors (201551670438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201431121114 is a wasteful number, since it uses less digits than its factorization.

201431121114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10045781.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 201431121114 its reverse (411121134102), we get a palindrome (612552255216).

The spelling of 201431121114 in words is "two hundred one billion, four hundred thirty-one million, one hundred twenty-one thousand, one hundred fourteen".