1010211983617 has 2 divisors, whose sum is σ = 1010211983618. Its totient is φ = 1010211983616.

The previous prime is 1010211983603. The next prime is 1010211983621. The reversal of 1010211983617 is 7163891120101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1010187816561 + 24167056 = 1005081^2 + 4916^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010211983617 - 2²⁷ = 1010077765889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010211983617.

It is not a weakly prime, because it can be changed into another prime (1010211981617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505105991808 + 505105991809.

It is an arithmetic number, because the mean of its divisors is an integer number (505105991809).

Almost surely, 2^{1010211983617} is an apocalyptic number.

It is an amenable number.

1010211983617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010211983617 is an equidigital number, since it uses as much as digits as its factorization.

1010211983617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 40.

The spelling of 1010211983617 in words is "one trillion, ten billion, two hundred eleven million, nine hundred eighty-three thousand, six hundred seventeen".