20132431002111 has 16 divisors (see below), whose sum is σ = 28422566924544. Its totient is φ = 12631975173504.

The previous prime is 20132431002109. The next prime is 20132431002181. The reversal of 20132431002111 is 11120013423102.

It is not a de Polignac number, because 20132431002111 - 2¹ = 20132431002109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20132431002181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2641836 + ... + 6873438.

It is an arithmetic number, because the mean of its divisors is an integer number (1776410432784).

Almost surely, 2^{20132431002111} is an apocalyptic number.

20132431002111 is a deficient number, since it is larger than the sum of its proper divisors (8290135922433).

20132431002111 is a wasteful number, since it uses less digits than its factorization.

20132431002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4324910.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 20132431002111 its reverse (11120013423102), we get a palindrome (31252444425213).

The spelling of 20132431002111 in words is "twenty trillion, one hundred thirty-two billion, four hundred thirty-one million, two thousand, one hundred eleven".