323212210031101 has 2 divisors, whose sum is σ = 323212210031102. Its totient is φ = 323212210031100.

The previous prime is 323212210031071. The next prime is 323212210031143. The reversal of 323212210031101 is 101130012212323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319187166956100 + 4025043075001 = 17865810^2 + 2006251^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212210031101 - 2³¹ = 323210062547453 is a prime.

It is a super-2 number, since 2×323212210031101² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323212210031801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606105015550 + 161606105015551.

It is an arithmetic number, because the mean of its divisors is an integer number (161606105015551).

Almost surely, 2^{323212210031101} is an apocalyptic number.

It is an amenable number.

323212210031101 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212210031101 is an equidigital number, since it uses as much as digits as its factorization.

323212210031101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 323212210031101 its reverse (101130012212323), we get a palindrome (424342222243424).

The spelling of 323212210031101 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred ten million, thirty-one thousand, one hundred one".