1012966201999 has 2 divisors, whose sum is σ = 1012966202000. Its totient is φ = 1012966201998.

The previous prime is 1012966201981. The next prime is 1012966202011. The reversal of 1012966201999 is 9991026692101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1012966201999 - 2⁵ = 1012966201967 is a prime.

It is a super-2 number, since 2×1012966201999² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012966201909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506483100999 + 506483101000.

It is an arithmetic number, because the mean of its divisors is an integer number (506483101000).

Almost surely, 2^{1012966201999} is an apocalyptic number.

1012966201999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012966201999 is an equidigital number, since it uses as much as digits as its factorization.

1012966201999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 944784, while the sum is 55.

The spelling of 1012966201999 in words is "one trillion, twelve billion, nine hundred sixty-six million, two hundred one thousand, nine hundred ninety-nine".