1001011109963 has 2 divisors, whose sum is σ = 1001011109964. Its totient is φ = 1001011109962.

The previous prime is 1001011109957. The next prime is 1001011110023. The reversal of 1001011109963 is 3699011101001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001011109963 - 2⁴ = 1001011109947 is a prime.

It is a super-2 number, since 2×1001011109963² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1001011109363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500505554981 + 500505554982.

It is an arithmetic number, because the mean of its divisors is an integer number (500505554982).

Almost surely, 2^{1001011109963} is an apocalyptic number.

1001011109963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001011109963 is an equidigital number, since it uses as much as digits as its factorization.

1001011109963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 32.

The spelling of 1001011109963 in words is "one trillion, one billion, eleven million, one hundred nine thousand, nine hundred sixty-three".