2202311211209 has 2 divisors, whose sum is σ = 2202311211210. Its totient is φ = 2202311211208.

The previous prime is 2202311211143. The next prime is 2202311211307. The reversal of 2202311211209 is 9021121132022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2109093961984 + 93217249225 = 1452272^2 + 305315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202311211209 is a prime.

It is not a weakly prime, because it can be changed into another prime (2202311214209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101155605604 + 1101155605605.

It is an arithmetic number, because the mean of its divisors is an integer number (1101155605605).

Almost surely, 2^{2202311211209} is an apocalyptic number.

It is an amenable number.

2202311211209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202311211209 is an equidigital number, since it uses as much as digits as its factorization.

2202311211209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 2202311211209 in words is "two trillion, two hundred two billion, three hundred eleven million, two hundred eleven thousand, two hundred nine".