23313314213437 has 2 divisors, whose sum is σ = 23313314213438. Its totient is φ = 23313314213436.

The previous prime is 23313314213381. The next prime is 23313314213443. The reversal of 23313314213437 is 73431241331332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20515636477561 + 2797677735876 = 4529419^2 + 1672626^2 .

It is a cyclic number.

It is not a de Polignac number, because 23313314213437 - 2⁷ = 23313314213309 is a prime.

It is a super-3 number, since 3×23313314213437³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 23313314213437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23313314213467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656657106718 + 11656657106719.

It is an arithmetic number, because the mean of its divisors is an integer number (11656657106719).

Almost surely, 2^{23313314213437} is an apocalyptic number.

It is an amenable number.

23313314213437 is a deficient number, since it is larger than the sum of its proper divisors (1).

23313314213437 is an equidigital number, since it uses as much as digits as its factorization.

23313314213437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 40.

Adding to 23313314213437 its reverse (73431241331332), we get a palindrome (96744555544769).

The spelling of 23313314213437 in words is "twenty-three trillion, three hundred thirteen billion, three hundred fourteen million, two hundred thirteen thousand, four hundred thirty-seven".