40310323211023 has 4 divisors (see below), whose sum is σ = 41293501825968. Its totient is φ = 39327144596080.

The previous prime is 40310323210999. The next prime is 40310323211071. The reversal of 40310323211023 is 32011232301304.

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 40310323211023 - 2³⁷ = 40172884257551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40310321211023) 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, 491589307411 + ... + 491589307492.

It is an arithmetic number, because the mean of its divisors is an integer number (10323375456492).

Almost surely, 2^{40310323211023} is an apocalyptic number.

40310323211023 is a deficient number, since it is larger than the sum of its proper divisors (983178614945).

40310323211023 is an equidigital number, since it uses as much as digits as its factorization.

40310323211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983178614944.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 40310323211023 its reverse (32011232301304), we get a palindrome (72321555512327).

The spelling of 40310323211023 in words is "forty trillion, three hundred ten billion, three hundred twenty-three million, two hundred eleven thousand, twenty-three".