211011102000961 has 2 divisors, whose sum is σ = 211011102000962. Its totient is φ = 211011102000960.

The previous prime is 211011102000799. The next prime is 211011102001019. The reversal of 211011102000961 is 169000201110112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202081577491600 + 8929524509361 = 14215540^2 + 2988231^2 .

It is a cyclic number.

It is not a de Polignac number, because 211011102000961 - 2⁴⁵ = 175826729912129 is a prime.

It is not a weakly prime, because it can be changed into another prime (211011102000161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105505551000480 + 105505551000481.

It is an arithmetic number, because the mean of its divisors is an integer number (105505551000481).

Almost surely, 2^{211011102000961} is an apocalyptic number.

It is an amenable number.

211011102000961 is a deficient number, since it is larger than the sum of its proper divisors (1).

211011102000961 is an equidigital number, since it uses as much as digits as its factorization.

211011102000961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 211011102000961 in words is "two hundred eleven trillion, eleven billion, one hundred two million, nine hundred sixty-one", and thus it is an aban number.