123133133010223 has 16 divisors (see below), whose sum is σ = 141339527010880. Its totient is φ = 105080734964736.

The previous prime is 123133133010203. The next prime is 123133133010241. The reversal of 123133133010223 is 322010331331321.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123133133010223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123133133010191 and 123133133010200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123133133010203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185412961 + ... + 186075877.

It is an arithmetic number, because the mean of its divisors is an integer number (8833720438180).

Almost surely, 2^{123133133010223} is an apocalyptic number.

123133133010223 is a deficient number, since it is larger than the sum of its proper divisors (18206394000657).

123133133010223 is a wasteful number, since it uses less digits than its factorization.

123133133010223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779026.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 123133133010223 its reverse (322010331331321), we get a palindrome (445143464341544).

The spelling of 123133133010223 in words is "one hundred twenty-three trillion, one hundred thirty-three billion, one hundred thirty-three million, ten thousand, two hundred twenty-three".