1002231111311 has 2 divisors, whose sum is σ = 1002231111312. Its totient is φ = 1002231111310.

The previous prime is 1002231111229. The next prime is 1002231111331. The reversal of 1002231111311 is 1131111322001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002231111311 - 2³⁴ = 985051242127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002231111311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002231111331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501115555655 + 501115555656.

It is an arithmetic number, because the mean of its divisors is an integer number (501115555656).

Almost surely, 2^{1002231111311} is an apocalyptic number.

1002231111311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002231111311 is an equidigital number, since it uses as much as digits as its factorization.

1002231111311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1002231111311 its reverse (1131111322001), we get a palindrome (2133342433312).

The spelling of 1002231111311 in words is "one trillion, two billion, two hundred thirty-one million, one hundred eleven thousand, three hundred eleven".