101313019 has 2 divisors, whose sum is σ = 101313020. Its totient is φ = 101313018.

The previous prime is 101313011. The next prime is 101313029. The reversal of 101313019 is 910313101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101313019 - 2³ = 101313011 is a prime.

It is a super-2 number, since 2×101313019² = 20528655637788722, 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 = 101312987 and 101313005.

It is not a weakly prime, because it can be changed into another prime (101313011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50656509 + 50656510.

It is an arithmetic number, because the mean of its divisors is an integer number (50656510).

Almost surely, 2^101313019 is an apocalyptic number.

101313019 is a deficient number, since it is larger than the sum of its proper divisors (1).

101313019 is an equidigital number, since it uses as much as digits as its factorization.

101313019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 101313019 is about 10065.4368509270. The cubic root of 101313019 is about 466.1815544480.

The spelling of 101313019 in words is "one hundred one million, three hundred thirteen thousand, nineteen".