3231011043431 has 4 divisors (see below), whose sum is σ = 3421070516592. Its totient is φ = 3040951570272.

The previous prime is 3231011043389. The next prime is 3231011043467. The reversal of 3231011043431 is 1343401101323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3231011043431 is a prime.

It is a super-2 number, since 2×3231011043431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3231011043431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231011063431) 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, 95029736555 + ... + 95029736588.

It is an arithmetic number, because the mean of its divisors is an integer number (855267629148).

Almost surely, 2^{3231011043431} is an apocalyptic number.

3231011043431 is a deficient number, since it is larger than the sum of its proper divisors (190059473161).

3231011043431 is a wasteful number, since it uses less digits than its factorization.

3231011043431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190059473160.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 3231011043431 its reverse (1343401101323), we get a palindrome (4574412144754).

The spelling of 3231011043431 in words is "three trillion, two hundred thirty-one billion, eleven million, forty-three thousand, four hundred thirty-one".