40513222131 has 8 divisors (see below), whose sum is σ = 56860662720. Its totient is φ = 25587298152.

The previous prime is 40513222081. The next prime is 40513222177. The reversal of 40513222131 is 13122231504.

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

It is not a de Polignac number, because 40513222131 - 2⁶ = 40513222067 is a prime.

It is a super-2 number, since 2×40513222131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40513222181) 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, 355379085 + ... + 355379198.

It is an arithmetic number, because the mean of its divisors is an integer number (7107582840).

Almost surely, 2^40513222131 is an apocalyptic number.

40513222131 is a deficient number, since it is larger than the sum of its proper divisors (16347440589).

40513222131 is a wasteful number, since it uses less digits than its factorization.

40513222131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710758305.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 40513222131 its reverse (13122231504), we get a palindrome (53635453635).

The spelling of 40513222131 in words is "forty billion, five hundred thirteen million, two hundred twenty-two thousand, one hundred thirty-one".