323131020010189 has 2 divisors, whose sum is σ = 323131020010190. Its totient is φ = 323131020010188.

The previous prime is 323131020010121. The next prime is 323131020010229. The reversal of 323131020010189 is 981010020131323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184323931794025 + 138807088216164 = 13576595^2 + 11781642^2 .

It is a cyclic number.

It is not a de Polignac number, because 323131020010189 - 2³¹ = 323128872526541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323131020010289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161565510005094 + 161565510005095.

It is an arithmetic number, because the mean of its divisors is an integer number (161565510005095).

Almost surely, 2^{323131020010189} is an apocalyptic number.

It is an amenable number.

323131020010189 is a deficient number, since it is larger than the sum of its proper divisors (1).

323131020010189 is an equidigital number, since it uses as much as digits as its factorization.

323131020010189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 323131020010189 in words is "three hundred twenty-three trillion, one hundred thirty-one billion, twenty million, ten thousand, one hundred eighty-nine".