40022040131 has 4 divisors (see below), whose sum is σ = 40140800232. Its totient is φ = 39903280032.

The previous prime is 40022040013. The next prime is 40022040187. The reversal of 40022040131 is 13104022004.

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-40022040131 is a prime.

It is a super-2 number, since 2×40022040131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40022040631) 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, 59379545 + ... + 59380218.

It is an arithmetic number, because the mean of its divisors is an integer number (10035200058).

Almost surely, 2^40022040131 is an apocalyptic number.

40022040131 is a deficient number, since it is larger than the sum of its proper divisors (118760101).

40022040131 is a wasteful number, since it uses less digits than its factorization.

40022040131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118760100.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 40022040131 its reverse (13104022004), we get a palindrome (53126062135).

The spelling of 40022040131 in words is "forty billion, twenty-two million, forty thousand, one hundred thirty-one".