2011201963 has 2 divisors, whose sum is σ = 2011201964. Its totient is φ = 2011201962.

The previous prime is 2011201921. The next prime is 2011202021. The reversal of 2011201963 is 3691021102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011201963 - 2¹⁷ = 2011070891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011291963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005600981 + 1005600982.

It is an arithmetic number, because the mean of its divisors is an integer number (1005600982).

Almost surely, 2^2011201963 is an apocalyptic number.

2011201963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011201963 is an equidigital number, since it uses as much as digits as its factorization.

2011201963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 2011201963 is about 44846.4264239638. The cubic root of 2011201963 is about 1262.2689366761.

The spelling of 2011201963 in words is "two billion, eleven million, two hundred one thousand, nine hundred sixty-three".