1031404323211 has 2 divisors, whose sum is σ = 1031404323212. Its totient is φ = 1031404323210.

The previous prime is 1031404323181. The next prime is 1031404323217. The reversal of 1031404323211 is 1123234041301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031404323211 - 2¹⁹ = 1031403798923 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031404323217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515702161605 + 515702161606.

It is an arithmetic number, because the mean of its divisors is an integer number (515702161606).

Almost surely, 2^{1031404323211} is an apocalyptic number.

1031404323211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031404323211 is an equidigital number, since it uses as much as digits as its factorization.

1031404323211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1031404323211 its reverse (1123234041301), we get a palindrome (2154638364512).

The spelling of 1031404323211 in words is "one trillion, thirty-one billion, four hundred four million, three hundred twenty-three thousand, two hundred eleven".