323212222231121 has 2 divisors, whose sum is σ = 323212222231122. Its totient is φ = 323212222231120.

The previous prime is 323212222231111. The next prime is 323212222231139. The reversal of 323212222231121 is 121132222212323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236890730475025 + 86321491756096 = 15391255^2 + 9290936^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212222231121 - 2³⁰ = 323211148489297 is a prime.

It is a super-2 number, since 2×323212222231121² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (323212222231111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606111115560 + 161606111115561.

It is an arithmetic number, because the mean of its divisors is an integer number (161606111115561).

Almost surely, 2^{323212222231121} is an apocalyptic number.

It is an amenable number.

323212222231121 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212222231121 is an equidigital number, since it uses as much as digits as its factorization.

323212222231121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

Adding to 323212222231121 its reverse (121132222212323), we get a palindrome (444344444443444).

The spelling of 323212222231121 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred twenty-two million, two hundred thirty-one thousand, one hundred twenty-one".