12210007057 has 2 divisors, whose sum is σ = 12210007058. Its totient is φ = 12210007056.

The previous prime is 12210007049. The next prime is 12210007081. The reversal of 12210007057 is 75070001221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12161898961 + 48108096 = 110281^2 + 6936^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210007057 - 2³ = 12210007049 is a prime.

It is not a weakly prime, because it can be changed into another prime (12210007157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105003528 + 6105003529.

It is an arithmetic number, because the mean of its divisors is an integer number (6105003529).

Almost surely, 2^12210007057 is an apocalyptic number.

It is an amenable number.

12210007057 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210007057 is an equidigital number, since it uses as much as digits as its factorization.

12210007057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980, while the sum is 25.

Adding to 12210007057 its reverse (75070001221), we get a palindrome (87280008278).

The spelling of 12210007057 in words is "twelve billion, two hundred ten million, seven thousand, fifty-seven".