11213110332857 has 2 divisors, whose sum is σ = 11213110332858. Its totient is φ = 11213110332856.

The previous prime is 11213110332817. The next prime is 11213110332869. The reversal of 11213110332857 is 75823301131211.

11213110332857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11195321175481 + 17789157376 = 3345941^2 + 133376^2 .

It is a cyclic number.

It is not a de Polignac number, because 11213110332857 - 2¹⁶ = 11213110267321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11213110332857.

It is not a weakly prime, because it can be changed into another prime (11213110332817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606555166428 + 5606555166429.

It is an arithmetic number, because the mean of its divisors is an integer number (5606555166429).

Almost surely, 2^{11213110332857} is an apocalyptic number.

It is an amenable number.

11213110332857 is a deficient number, since it is larger than the sum of its proper divisors (1).

11213110332857 is an equidigital number, since it uses as much as digits as its factorization.

11213110332857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 11213110332857 in words is "eleven trillion, two hundred thirteen billion, one hundred ten million, three hundred thirty-two thousand, eight hundred fifty-seven".