31304204102011 has 2 divisors, whose sum is σ = 31304204102012. Its totient is φ = 31304204102010.

The previous prime is 31304204101949. The next prime is 31304204102051. The reversal of 31304204102011 is 11020140240313.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31304204102011 is a prime.

It is not a weakly prime, because it can be changed into another prime (31304204102051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15652102051005 + 15652102051006.

It is an arithmetic number, because the mean of its divisors is an integer number (15652102051006).

Almost surely, 2^{31304204102011} is an apocalyptic number.

31304204102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

31304204102011 is an equidigital number, since it uses as much as digits as its factorization.

31304204102011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 31304204102011 its reverse (11020140240313), we get a palindrome (42324344342324).

The spelling of 31304204102011 in words is "thirty-one trillion, three hundred four billion, two hundred four million, one hundred two thousand, eleven".