123212323021323 has 16 divisors (see below), whose sum is σ = 168104019447936. Its totient is φ = 80231096386560.

The previous prime is 123212323021313. The next prime is 123212323021369. The reversal of 123212323021323 is 323120323212321.

It is not a de Polignac number, because 123212323021323 - 2¹⁰ = 123212323020299 is a prime.

It is a super-2 number, since 2×123212323021323² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123212323021313) 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, 76980811 + ... + 78565067.

It is an arithmetic number, because the mean of its divisors is an integer number (10506501215496).

Almost surely, 2^{123212323021323} is an apocalyptic number.

123212323021323 is a deficient number, since it is larger than the sum of its proper divisors (44891696426613).

123212323021323 is a wasteful number, since it uses less digits than its factorization.

123212323021323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187194.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 123212323021323 its reverse (323120323212321), we get a palindrome (446332646233644).

The spelling of 123212323021323 in words is "one hundred twenty-three trillion, two hundred twelve billion, three hundred twenty-three million, twenty-one thousand, three hundred twenty-three".