402233013209 has 2 divisors, whose sum is σ = 402233013210. Its totient is φ = 402233013208.

The previous prime is 402233013163. The next prime is 402233013223. The reversal of 402233013209 is 902310332204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 392934654025 + 9298359184 = 626845^2 + 96428^2 .

It is a cyclic number.

It is not a de Polignac number, because 402233013209 - 2⁸ = 402233012953 is a prime.

It is not a weakly prime, because it can be changed into another prime (402233013239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201116506604 + 201116506605.

It is an arithmetic number, because the mean of its divisors is an integer number (201116506605).

Almost surely, 2^402233013209 is an apocalyptic number.

It is an amenable number.

402233013209 is a deficient number, since it is larger than the sum of its proper divisors (1).

402233013209 is an equidigital number, since it uses as much as digits as its factorization.

402233013209 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 29.

The spelling of 402233013209 in words is "four hundred two billion, two hundred thirty-three million, thirteen thousand, two hundred nine".