400241432120131 has 16 divisors (see below), whose sum is σ = 457574137737984. Its totient is φ = 342947569482144.

The previous prime is 400241432120099. The next prime is 400241432120143. The reversal of 400241432120131 is 131021234142004.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 400241432120131 - 2⁵ = 400241432120099 is a prime.

It is a super-2 number, since 2×400241432120131² (a number of 30 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 400241432120131.

It is not an unprimeable number, because it can be changed into a prime (400241432123131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2215264060 + ... + 2215444726.

It is an arithmetic number, because the mean of its divisors is an integer number (28598383608624).

Almost surely, 2^{400241432120131} is an apocalyptic number.

400241432120131 is a deficient number, since it is larger than the sum of its proper divisors (57332705617853).

400241432120131 is a wasteful number, since it uses less digits than its factorization.

400241432120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286410.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 400241432120131 its reverse (131021234142004), we get a palindrome (531262666262135).

The spelling of 400241432120131 in words is "four hundred trillion, two hundred forty-one billion, four hundred thirty-two million, one hundred twenty thousand, one hundred thirty-one".