512223322229 has 2 divisors, whose sum is σ = 512223322230. Its totient is φ = 512223322228.

The previous prime is 512223322139. The next prime is 512223322231. The reversal of 512223322229 is 922223322215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 496710619729 + 15512702500 = 704777^2 + 124550^2 .

It is a cyclic number.

It is not a de Polignac number, because 512223322229 - 2²⁴ = 512206545013 is a prime.

Together with 512223322231, 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 (512223328229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256111661114 + 256111661115.

It is an arithmetic number, because the mean of its divisors is an integer number (256111661115).

Almost surely, 2^512223322229 is an apocalyptic number.

It is an amenable number.

512223322229 is a deficient number, since it is larger than the sum of its proper divisors (1).

512223322229 is an equidigital number, since it uses as much as digits as its factorization.

512223322229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The spelling of 512223322229 in words is "five hundred twelve billion, two hundred twenty-three million, three hundred twenty-two thousand, two hundred twenty-nine".