123233103221212 has 48 divisors (see below), whose sum is σ = 228406673970720. Its totient is φ = 57976055580672.

The previous prime is 123233103221201. The next prime is 123233103221233. The reversal of 123233103221212 is 212122301332321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5711306968 + ... + 5711328544.

It is an arithmetic number, because the mean of its divisors is an integer number (4758472374390).

Almost surely, 2^{123233103221212} is an apocalyptic number.

It is an amenable number.

123233103221212 is a deficient number, since it is larger than the sum of its proper divisors (105173570749508).

123233103221212 is a wasteful number, since it uses less digits than its factorization.

123233103221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40870 (or 40868 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 123233103221212 its reverse (212122301332321), we get a palindrome (335355404553533).

The spelling of 123233103221212 in words is "one hundred twenty-three trillion, two hundred thirty-three billion, one hundred three million, two hundred twenty-one thousand, two hundred twelve".