31023123200411 has 4 divisors (see below), whose sum is σ = 31023385806000. Its totient is φ = 31022860594824.

The previous prime is 31023123200401. The next prime is 31023123200533. The reversal of 31023123200411 is 11400232132013.

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 31023123200411 - 2¹⁸ = 31023122938267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31023123200401) 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, 131125511 + ... + 131361888.

It is an arithmetic number, because the mean of its divisors is an integer number (7755846451500).

Almost surely, 2^{31023123200411} is an apocalyptic number.

31023123200411 is a deficient number, since it is larger than the sum of its proper divisors (262605589).

31023123200411 is a wasteful number, since it uses less digits than its factorization.

31023123200411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262605588.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 31023123200411 its reverse (11400232132013), we get a palindrome (42423355332424).

The spelling of 31023123200411 in words is "thirty-one trillion, twenty-three billion, one hundred twenty-three million, two hundred thousand, four hundred eleven".