223212220311049 has 2 divisors, whose sum is σ = 223212220311050. Its totient is φ = 223212220311048.

The previous prime is 223212220310987. The next prime is 223212220311079. The reversal of 223212220311049 is 940113022212322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148343435655424 + 74868784655625 = 12179632^2 + 8652675^2 .

It is a cyclic number.

It is not a de Polignac number, because 223212220311049 - 2³⁷ = 223074781357577 is a prime.

It is a super-3 number, since 3×223212220311049³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (223212220311079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606110155524 + 111606110155525.

It is an arithmetic number, because the mean of its divisors is an integer number (111606110155525).

Almost surely, 2^{223212220311049} is an apocalyptic number.

It is an amenable number.

223212220311049 is a deficient number, since it is larger than the sum of its proper divisors (1).

223212220311049 is an equidigital number, since it uses as much as digits as its factorization.

223212220311049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 223212220311049 in words is "two hundred twenty-three trillion, two hundred twelve billion, two hundred twenty million, three hundred eleven thousand, forty-nine".