2222512349 has 2 divisors, whose sum is σ = 2222512350. Its totient is φ = 2222512348.

The previous prime is 2222512339. The next prime is 2222512351. The reversal of 2222512349 is 9432152222.

2222512349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1975802500 + 246709849 = 44450^2 + 15707^2 .

It is a cyclic number.

It is not a de Polignac number, because 2222512349 - 2⁸ = 2222512093 is a prime.

It is a super-2 number, since 2×2222512349² = 9879122282914995602, which contains 22 as substring.

Together with 2222512351, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222512339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111256174 + 1111256175.

It is an arithmetic number, because the mean of its divisors is an integer number (1111256175).

Almost surely, 2^2222512349 is an apocalyptic number.

It is an amenable number.

2222512349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222512349 is an equidigital number, since it uses as much as digits as its factorization.

2222512349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 2222512349 is about 47143.5292378498. The cubic root of 2222512349 is about 1305.0126683150.

The spelling of 2222512349 in words is "two billion, two hundred twenty-two million, five hundred twelve thousand, three hundred forty-nine".