123212202212321 has 16 divisors (see below), whose sum is σ = 125047489125888. Its totient is φ = 121379721825600.

The previous prime is 123212202212279. The next prime is 123212202212327.

123212202212321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123212202212321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123212202212327) 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, 564781355 + ... + 564999471.

It is an arithmetic number, because the mean of its divisors is an integer number (7815468070368).

Almost surely, 2^{123212202212321} is an apocalyptic number.

It is an amenable number.

123212202212321 is a deficient number, since it is larger than the sum of its proper divisors (1835286913567).

123212202212321 is a wasteful number, since it uses less digits than its factorization.

123212202212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224512.

The product of its (nonzero) digits is 2304, while the sum is 26.

It can be divided in two parts, 12321220 and 2212321, that added together give a palindrome (14533541).

The spelling of 123212202212321 in words is "one hundred twenty-three trillion, two hundred twelve billion, two hundred two million, two hundred twelve thousand, three hundred twenty-one".