232312020209 has 2 divisors, whose sum is σ = 232312020210. Its totient is φ = 232312020208.

The previous prime is 232312020173. The next prime is 232312020223. The reversal of 232312020209 is 902020213232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147895623184 + 84416397025 = 384572^2 + 290545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232312020209 is a prime.

It is not a weakly prime, because it can be changed into another prime (232312020229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116156010104 + 116156010105.

It is an arithmetic number, because the mean of its divisors is an integer number (116156010105).

Almost surely, 2^232312020209 is an apocalyptic number.

It is an amenable number.

232312020209 is a deficient number, since it is larger than the sum of its proper divisors (1).

232312020209 is an equidigital number, since it uses as much as digits as its factorization.

232312020209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 232312020209 in words is "two hundred thirty-two billion, three hundred twelve million, twenty thousand, two hundred nine".