10221313057 has 2 divisors, whose sum is σ = 10221313058. Its totient is φ = 10221313056.

The previous prime is 10221313007. The next prime is 10221313061. The reversal of 10221313057 is 75031312201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8425587681 + 1795725376 = 91791^2 + 42376^2 .

It is a cyclic number.

It is not a de Polignac number, because 10221313057 - 2⁷ = 10221312929 is a prime.

It is not a weakly prime, because it can be changed into another prime (10221313007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110656528 + 5110656529.

It is an arithmetic number, because the mean of its divisors is an integer number (5110656529).

Almost surely, 2^10221313057 is an apocalyptic number.

It is an amenable number.

10221313057 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221313057 is an equidigital number, since it uses as much as digits as its factorization.

10221313057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 25.

Adding to 10221313057 its reverse (75031312201), we get a palindrome (85252625258).

The spelling of 10221313057 in words is "ten billion, two hundred twenty-one million, three hundred thirteen thousand, fifty-seven".