11330211001961 has 2 divisors, whose sum is σ = 11330211001962. Its totient is φ = 11330211001960.

The previous prime is 11330211001939. The next prime is 11330211001969. The reversal of 11330211001961 is 16910011203311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6380453713936 + 4949757288025 = 2525956^2 + 2224805^2 .

It is a cyclic number.

It is not a de Polignac number, because 11330211001961 - 2³⁸ = 11055333095017 is a prime.

It is not a weakly prime, because it can be changed into another prime (11330211001969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665105500980 + 5665105500981.

It is an arithmetic number, because the mean of its divisors is an integer number (5665105500981).

Almost surely, 2^{11330211001961} is an apocalyptic number.

It is an amenable number.

11330211001961 is a deficient number, since it is larger than the sum of its proper divisors (1).

11330211001961 is an equidigital number, since it uses as much as digits as its factorization.

11330211001961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 11330211001961 in words is "eleven trillion, three hundred thirty billion, two hundred eleven million, one thousand, nine hundred sixty-one".