2031031323103 has 2 divisors, whose sum is σ = 2031031323104. Its totient is φ = 2031031323102.

The previous prime is 2031031323091. The next prime is 2031031323133. The reversal of 2031031323103 is 3013231301302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031031323103 - 2⁵ = 2031031323071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031031323133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015515661551 + 1015515661552.

It is an arithmetic number, because the mean of its divisors is an integer number (1015515661552).

Almost surely, 2^{2031031323103} is an apocalyptic number.

2031031323103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031031323103 is an equidigital number, since it uses as much as digits as its factorization.

2031031323103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2031031323103 its reverse (3013231301302), we get a palindrome (5044262624405).

The spelling of 2031031323103 in words is "two trillion, thirty-one billion, thirty-one million, three hundred twenty-three thousand, one hundred three".