1001212019963 has 2 divisors, whose sum is σ = 1001212019964. Its totient is φ = 1001212019962.

The previous prime is 1001212019953. The next prime is 1001212020077. The reversal of 1001212019963 is 3699102121001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001212019963 - 2³² = 996917052667 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001212019933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500606009981 + 500606009982.

It is an arithmetic number, because the mean of its divisors is an integer number (500606009982).

Almost surely, 2^{1001212019963} is an apocalyptic number.

1001212019963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001212019963 is an equidigital number, since it uses as much as digits as its factorization.

1001212019963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 1001212019963 in words is "one trillion, one billion, two hundred twelve million, nineteen thousand, nine hundred sixty-three".