323211220139 has 2 divisors, whose sum is σ = 323211220140. Its totient is φ = 323211220138.

The previous prime is 323211220117. The next prime is 323211220141. The reversal of 323211220139 is 931022112323.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 323211220139 - 2³⁶ = 254491743403 is a prime.

It is a super-2 number, since 2×323211220139² (a number of 24 digits) contains 22 as substring.

Together with 323211220141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (323211220939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161605610069 + 161605610070.

It is an arithmetic number, because the mean of its divisors is an integer number (161605610070).

Almost surely, 2^323211220139 is an apocalyptic number.

323211220139 is a deficient number, since it is larger than the sum of its proper divisors (1).

323211220139 is an equidigital number, since it uses as much as digits as its factorization.

323211220139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 323211220139 in words is "three hundred twenty-three billion, two hundred eleven million, two hundred twenty thousand, one hundred thirty-nine".