332231312209 has 2 divisors, whose sum is σ = 332231312210. Its totient is φ = 332231312208.

The previous prime is 332231312207. The next prime is 332231312219. The reversal of 332231312209 is 902213132233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239803151809 + 92428160400 = 489697^2 + 304020^2 .

It is a cyclic number.

It is not a de Polignac number, because 332231312209 - 2¹ = 332231312207 is a prime.

It is a super-2 number, since 2×332231312209² (a number of 24 digits) contains 22 as substring.

Together with 332231312207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (332231312201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166115656104 + 166115656105.

It is an arithmetic number, because the mean of its divisors is an integer number (166115656105).

Almost surely, 2^332231312209 is an apocalyptic number.

It is an amenable number.

332231312209 is a deficient number, since it is larger than the sum of its proper divisors (1).

332231312209 is an equidigital number, since it uses as much as digits as its factorization.

332231312209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 332231312209 in words is "three hundred thirty-two billion, two hundred thirty-one million, three hundred twelve thousand, two hundred nine".