4040402222231 has 4 divisors (see below), whose sum is σ = 4095750197952. Its totient is φ = 3985054246512.

The previous prime is 4040402222189. The next prime is 4040402222237. The reversal of 4040402222231 is 1322222040404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4040402222231 - 2¹⁸ = 4040401960087 is a prime.

It is a super-2 number, since 2×4040402222231² (a number of 26 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 4040402222231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040402222237) 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, 27673987751 + ... + 27673987896.

It is an arithmetic number, because the mean of its divisors is an integer number (1023937549488).

Almost surely, 2^{4040402222231} is an apocalyptic number.

4040402222231 is a deficient number, since it is larger than the sum of its proper divisors (55347975721).

4040402222231 is an equidigital number, since it uses as much as digits as its factorization.

4040402222231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55347975720.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 4040402222231 its reverse (1322222040404), we get a palindrome (5362624262635).

The spelling of 4040402222231 in words is "four trillion, forty billion, four hundred two million, two hundred twenty-two thousand, two hundred thirty-one".