30220223057 has 2 divisors, whose sum is σ = 30220223058. Its totient is φ = 30220223056.

The previous prime is 30220223021. The next prime is 30220223063. The reversal of 30220223057 is 75032202203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17087979841 + 13132243216 = 130721^2 + 114596^2 .

It is a cyclic number.

It is not a de Polignac number, because 30220223057 - 2²⁰ = 30219174481 is a prime.

It is a super-3 number, since 3×30220223057³ (a number of 32 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 (30220223017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110111528 + 15110111529.

It is an arithmetic number, because the mean of its divisors is an integer number (15110111529).

Almost surely, 2^30220223057 is an apocalyptic number.

It is an amenable number.

30220223057 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220223057 is an equidigital number, since it uses as much as digits as its factorization.

30220223057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 26.

The spelling of 30220223057 in words is "thirty billion, two hundred twenty million, two hundred twenty-three thousand, fifty-seven".