1011121201963 has 2 divisors, whose sum is σ = 1011121201964. Its totient is φ = 1011121201962.

The previous prime is 1011121201943. The next prime is 1011121202023. The reversal of 1011121201963 is 3691021211101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011121201963 - 2²⁹ = 1010584331051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011121201933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505560600981 + 505560600982.

It is an arithmetic number, because the mean of its divisors is an integer number (505560600982).

Almost surely, 2^{1011121201963} is an apocalyptic number.

1011121201963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011121201963 is an equidigital number, since it uses as much as digits as its factorization.

1011121201963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 1011121201963 in words is "one trillion, eleven billion, one hundred twenty-one million, two hundred one thousand, nine hundred sixty-three".