101242319 has 2 divisors, whose sum is σ = 101242320. Its totient is φ = 101242318.

The previous prime is 101242201. The next prime is 101242357. The reversal of 101242319 is 913242101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101242319 - 2²⁴ = 84465103 is a prime.

It is a super-2 number, since 2×101242319² = 20500014312995522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 101242294 and 101242303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101242369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50621159 + 50621160.

It is an arithmetic number, because the mean of its divisors is an integer number (50621160).

Almost surely, 2^101242319 is an apocalyptic number.

101242319 is a deficient number, since it is larger than the sum of its proper divisors (1).

101242319 is an equidigital number, since it uses as much as digits as its factorization.

101242319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 101242319 is about 10061.9242195516. The cubic root of 101242319 is about 466.0730895936.

The spelling of 101242319 in words is "one hundred one million, two hundred forty-two thousand, three hundred nineteen".