40224421131 has 8 divisors (see below), whose sum is σ = 53637236544. Its totient is φ = 26813943240.

The previous prime is 40224421117. The next prime is 40224421189. The reversal of 40224421131 is 13112442204.

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

It is not a de Polignac number, because 40224421131 - 2¹⁷ = 40224290059 is a prime.

It is a super-2 number, since 2×40224421131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40224426131) 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, 543825 + ... + 613346.

It is an arithmetic number, because the mean of its divisors is an integer number (6704654568).

Almost surely, 2^40224421131 is an apocalyptic number.

40224421131 is a deficient number, since it is larger than the sum of its proper divisors (13412815413).

40224421131 is a wasteful number, since it uses less digits than its factorization.

40224421131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168761.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 40224421131 its reverse (13112442204), we get a palindrome (53336863335).

The spelling of 40224421131 in words is "forty billion, two hundred twenty-four million, four hundred twenty-one thousand, one hundred thirty-one".