103003231291 has 2 divisors, whose sum is σ = 103003231292. Its totient is φ = 103003231290.

The previous prime is 103003231271. The next prime is 103003231313. The reversal of 103003231291 is 192132300301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103003231291 - 2¹⁵ = 103003198523 is a prime.

It is not a weakly prime, because it can be changed into another prime (103003231271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51501615645 + 51501615646.

It is an arithmetic number, because the mean of its divisors is an integer number (51501615646).

Almost surely, 2^103003231291 is an apocalyptic number.

103003231291 is a deficient number, since it is larger than the sum of its proper divisors (1).

103003231291 is an equidigital number, since it uses as much as digits as its factorization.

103003231291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 103003231291 its reverse (192132300301), we get a palindrome (295135531592).

The spelling of 103003231291 in words is "one hundred three billion, three million, two hundred thirty-one thousand, two hundred ninety-one".