101382031 has 2 divisors, whose sum is σ = 101382032. Its totient is φ = 101382030.

The previous prime is 101382019. The next prime is 101382041. The reversal of 101382031 is 130283101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101382031 - 2¹⁷ = 101250959 is a prime.

It is a super-2 number, since 2×101382031² = 20556632419369922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101382041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50691015 + 50691016.

It is an arithmetic number, because the mean of its divisors is an integer number (50691016).

Almost surely, 2^101382031 is an apocalyptic number.

101382031 is a deficient number, since it is larger than the sum of its proper divisors (1).

101382031 is an equidigital number, since it uses as much as digits as its factorization.

101382031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 101382031 is about 10068.8644344832. The cubic root of 101382031 is about 466.2873809895.

The spelling of 101382031 in words is "one hundred one million, three hundred eighty-two thousand, thirty-one".