31103212103003 has 2 divisors, whose sum is σ = 31103212103004. Its totient is φ = 31103212103002.

The previous prime is 31103212102957. The next prime is 31103212103039. The reversal of 31103212103003 is 30030121230113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31103212103003 - 2¹⁰ = 31103212101979 is a prime.

It is not a weakly prime, because it can be changed into another prime (31103212102003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15551606051501 + 15551606051502.

It is an arithmetic number, because the mean of its divisors is an integer number (15551606051502).

Almost surely, 2^{31103212103003} is an apocalyptic number.

31103212103003 is a deficient number, since it is larger than the sum of its proper divisors (1).

31103212103003 is an equidigital number, since it uses as much as digits as its factorization.

31103212103003 is an evil number, because the sum of its binary digits is even.

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

Adding to 31103212103003 its reverse (30030121230113), we get a palindrome (61133333333116).

The spelling of 31103212103003 in words is "thirty-one trillion, one hundred three billion, two hundred twelve million, one hundred three thousand, three".