233123012218973 has 2 divisors, whose sum is σ = 233123012218974. Its totient is φ = 233123012218972.

The previous prime is 233123012218907. The next prime is 233123012219077. The reversal of 233123012218973 is 379812210321332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204351084800164 + 28771927418809 = 14295142^2 + 5363947^2 .

It is a cyclic number.

It is not a de Polignac number, because 233123012218973 - 2¹⁸ = 233123011956829 is a prime.

It is a super-2 number, since 2×233123012218973² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233123012208973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116561506109486 + 116561506109487.

It is an arithmetic number, because the mean of its divisors is an integer number (116561506109487).

Almost surely, 2^{233123012218973} is an apocalyptic number.

It is an amenable number.

233123012218973 is a deficient number, since it is larger than the sum of its proper divisors (1).

233123012218973 is an equidigital number, since it uses as much as digits as its factorization.

233123012218973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 233123012218973 in words is "two hundred thirty-three trillion, one hundred twenty-three billion, twelve million, two hundred eighteen thousand, nine hundred seventy-three".