123302212221113 has 4 divisors (see below), whose sum is σ = 124433425177380. Its totient is φ = 122170999264848.

The previous prime is 123302212221109. The next prime is 123302212221127. The reversal of 123302212221113 is 311122212203321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91446990835264 + 31855221385849 = 9562792^2 + 5644043^2 .

It is a cyclic number.

It is not a de Polignac number, because 123302212221113 - 2² = 123302212221109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123302212221143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565606477970 + ... + 565606478187.

It is an arithmetic number, because the mean of its divisors is an integer number (31108356294345).

Almost surely, 2^{123302212221113} is an apocalyptic number.

It is an amenable number.

123302212221113 is a deficient number, since it is larger than the sum of its proper divisors (1131212956267).

123302212221113 is a wasteful number, since it uses less digits than its factorization.

123302212221113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131212956266.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 123302212221113 its reverse (311122212203321), we get a palindrome (434424424424434).

The spelling of 123302212221113 in words is "one hundred twenty-three trillion, three hundred two billion, two hundred twelve million, two hundred twenty-one thousand, one hundred thirteen".