101942263 has 2 divisors, whose sum is σ = 101942264. Its totient is φ = 101942262.

The previous prime is 101942261. The next prime is 101942273. The reversal of 101942263 is 362249101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101942263 - 2¹ = 101942261 is a prime.

It is a super-2 number, since 2×101942263² = 20784449971122338, which contains 22 as substring.

Together with 101942261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101942261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50971131 + 50971132.

It is an arithmetic number, because the mean of its divisors is an integer number (50971132).

Almost surely, 2^101942263 is an apocalyptic number.

101942263 is a deficient number, since it is larger than the sum of its proper divisors (1).

101942263 is an equidigital number, since it uses as much as digits as its factorization.

101942263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 101942263 is about 10096.6461263134. The cubic root of 101942263 is about 467.1446972930.

The spelling of 101942263 in words is "one hundred one million, nine hundred forty-two thousand, two hundred sixty-three".