103231019 has 2 divisors, whose sum is σ = 103231020. Its totient is φ = 103231018.

The previous prime is 103230983. The next prime is 103231027. The reversal of 103231019 is 910132301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103231019 - 2⁸ = 103230763 is a prime.

It is a super-2 number, since 2×103231019² = 21313286567556722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103231049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51615509 + 51615510.

It is an arithmetic number, because the mean of its divisors is an integer number (51615510).

Almost surely, 2^103231019 is an apocalyptic number.

103231019 is a deficient number, since it is larger than the sum of its proper divisors (1).

103231019 is an equidigital number, since it uses as much as digits as its factorization.

103231019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 103231019 is about 10160.2666795710. The cubic root of 103231019 is about 469.1050102573.

The spelling of 103231019 in words is "one hundred three million, two hundred thirty-one thousand, nineteen".