11212010057 has 2 divisors, whose sum is σ = 11212010058. Its totient is φ = 11212010056.

The previous prime is 11212010039. The next prime is 11212010171. The reversal of 11212010057 is 75001021211.

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., 10116135241 + 1095874816 = 100579^2 + 33104^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212010057 - 2¹⁶ = 11211944521 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212010657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606005028 + 5606005029.

It is an arithmetic number, because the mean of its divisors is an integer number (5606005029).

Almost surely, 2^11212010057 is an apocalyptic number.

It is an amenable number.

11212010057 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212010057 is an equidigital number, since it uses as much as digits as its factorization.

11212010057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140, while the sum is 20.

Adding to 11212010057 its reverse (75001021211), we get a palindrome (86213031268).

The spelling of 11212010057 in words is "eleven billion, two hundred twelve million, ten thousand, fifty-seven".