2021029963 has 2 divisors, whose sum is σ = 2021029964. Its totient is φ = 2021029962.

The previous prime is 2021029961. The next prime is 2021030029. The reversal of 2021029963 is 3699201202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021029963 - 2¹ = 2021029961 is a prime.

It is a super-2 number, since 2×2021029963² = 8169124222687562738, which contains 22 as substring.

Together with 2021029961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2021029961) 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, 1010514981 + 1010514982.

It is an arithmetic number, because the mean of its divisors is an integer number (1010514982).

Almost surely, 2^2021029963 is an apocalyptic number.

2021029963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021029963 is an equidigital number, since it uses as much as digits as its factorization.

2021029963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 2021029963 is about 44955.8668362651. The cubic root of 2021029963 is about 1264.3216770869.

The spelling of 2021029963 in words is "two billion, twenty-one million, twenty-nine thousand, nine hundred sixty-three".