40222013033231 has 2 divisors, whose sum is σ = 40222013033232. Its totient is φ = 40222013033230.

The previous prime is 40222013033171. The next prime is 40222013033243. The reversal of 40222013033231 is 13233031022204.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40222013033231 is a prime.

It is a super-2 number, since 2×40222013033231² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40222013033231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40222013033281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20111006516615 + 20111006516616.

It is an arithmetic number, because the mean of its divisors is an integer number (20111006516616).

Almost surely, 2^{40222013033231} is an apocalyptic number.

40222013033231 is a deficient number, since it is larger than the sum of its proper divisors (1).

40222013033231 is an equidigital number, since it uses as much as digits as its factorization.

40222013033231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 40222013033231 its reverse (13233031022204), we get a palindrome (53455044055435).

The spelling of 40222013033231 in words is "forty trillion, two hundred twenty-two billion, thirteen million, thirty-three thousand, two hundred thirty-one".