123011322101233 has 2 divisors, whose sum is σ = 123011322101234. Its totient is φ = 123011322101232.

The previous prime is 123011322101209. The next prime is 123011322101273. The reversal of 123011322101233 is 332101223110321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98792010299889 + 24219311801344 = 9939417^2 + 4921312^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123011322101233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123011322101198 and 123011322101207.

It is not a weakly prime, because it can be changed into another prime (123011322101273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61505661050616 + 61505661050617.

It is an arithmetic number, because the mean of its divisors is an integer number (61505661050617).

Almost surely, 2^{123011322101233} is an apocalyptic number.

It is an amenable number.

123011322101233 is a deficient number, since it is larger than the sum of its proper divisors (1).

123011322101233 is an equidigital number, since it uses as much as digits as its factorization.

123011322101233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 123011322101233 its reverse (332101223110321), we get a palindrome (455112545211554).

The spelling of 123011322101233 in words is "one hundred twenty-three trillion, eleven billion, three hundred twenty-two million, one hundred one thousand, two hundred thirty-three".