103012231331 has 2 divisors, whose sum is σ = 103012231332. Its totient is φ = 103012231330.

The previous prime is 103012231307. The next prime is 103012231337. The reversal of 103012231331 is 133132210301.

It is a strong prime.

It is an emirp because it is prime and its reverse (133132210301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103012231331 is a prime.

It is a super-2 number, since 2×103012231331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103012231337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51506115665 + 51506115666.

It is an arithmetic number, because the mean of its divisors is an integer number (51506115666).

Almost surely, 2^103012231331 is an apocalyptic number.

103012231331 is a deficient number, since it is larger than the sum of its proper divisors (1).

103012231331 is an equidigital number, since it uses as much as digits as its factorization.

103012231331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103012231331 its reverse (133132210301), we get a palindrome (236144441632).

The spelling of 103012231331 in words is "one hundred three billion, twelve million, two hundred thirty-one thousand, three hundred thirty-one".