40231331213201 has 4 divisors (see below), whose sum is σ = 40231681522032. Its totient is φ = 40230980904372.

The previous prime is 40231331213173. The next prime is 40231331213207. The reversal of 40231331213201 is 10231213313204.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40231331213201 - 2³⁰ = 40230257471377 is a prime.

It is a super-2 number, since 2×40231331213201² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40231331213207) 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, 174982091 + ... + 175211856.

It is an arithmetic number, because the mean of its divisors is an integer number (10057920380508).

Almost surely, 2^{40231331213201} is an apocalyptic number.

It is an amenable number.

40231331213201 is a deficient number, since it is larger than the sum of its proper divisors (350308831).

40231331213201 is a wasteful number, since it uses less digits than its factorization.

40231331213201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350308830.

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

Adding to 40231331213201 its reverse (10231213313204), we get a palindrome (50462544526405).

The spelling of 40231331213201 in words is "forty trillion, two hundred thirty-one billion, three hundred thirty-one million, two hundred thirteen thousand, two hundred one".