31124410404023 has 4 divisors (see below), whose sum is σ = 31711663430568. Its totient is φ = 30537157377480.

The previous prime is 31124410404019. The next prime is 31124410404037. The reversal of 31124410404023 is 32040401442113.

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 31124410404023 - 2² = 31124410404019 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 (31124410404083) 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, 293626513193 + ... + 293626513298.

It is an arithmetic number, because the mean of its divisors is an integer number (7927915857642).

Almost surely, 2^{31124410404023} is an apocalyptic number.

31124410404023 is a deficient number, since it is larger than the sum of its proper divisors (587253026545).

31124410404023 is an equidigital number, since it uses as much as digits as its factorization.

31124410404023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587253026544.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 31124410404023 its reverse (32040401442113), we get a palindrome (63164811846136).

The spelling of 31124410404023 in words is "thirty-one trillion, one hundred twenty-four billion, four hundred ten million, four hundred four thousand, twenty-three".