2273220311 has 2 divisors, whose sum is σ = 2273220312. Its totient is φ = 2273220310.

The previous prime is 2273220259. The next prime is 2273220329. The reversal of 2273220311 is 1130223722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2273220311 - 2⁶ = 2273220247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2273210311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1136610155 + 1136610156.

It is an arithmetic number, because the mean of its divisors is an integer number (1136610156).

Almost surely, 2^2273220311 is an apocalyptic number.

2273220311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273220311 is an equidigital number, since it uses as much as digits as its factorization.

2273220311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2273220311 is about 47678.3002108926. The cubic root of 2273220311 is about 1314.8630141584.

The spelling of 2273220311 in words is "two billion, two hundred seventy-three million, two hundred twenty thousand, three hundred eleven".