2120100263 has 2 divisors, whose sum is σ = 2120100264. Its totient is φ = 2120100262.

The previous prime is 2120100197. The next prime is 2120100271. The reversal of 2120100263 is 3620010212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120100263 - 2²² = 2115905959 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120100293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060050131 + 1060050132.

It is an arithmetic number, because the mean of its divisors is an integer number (1060050132).

Almost surely, 2^2120100263 is an apocalyptic number.

2120100263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120100263 is an equidigital number, since it uses as much as digits as its factorization.

2120100263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2120100263 is about 46044.5465066168. The cubic root of 2120100263 is about 1284.6519091265.

Adding to 2120100263 its reverse (3620010212), we get a palindrome (5740110475).

The spelling of 2120100263 in words is "two billion, one hundred twenty million, one hundred thousand, two hundred sixty-three".