1002111132331 has 2 divisors, whose sum is σ = 1002111132332. Its totient is φ = 1002111132330.

The previous prime is 1002111132277. The next prime is 1002111132343. The reversal of 1002111132331 is 1332311112001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002111132331 - 2²⁵ = 1002077577899 is a prime.

It is a super-2 number, since 2×1002111132331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002111132299 and 1002111132308.

It is not a weakly prime, because it can be changed into another prime (1002118132331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501055566165 + 501055566166.

It is an arithmetic number, because the mean of its divisors is an integer number (501055566166).

Almost surely, 2^{1002111132331} is an apocalyptic number.

1002111132331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002111132331 is an equidigital number, since it uses as much as digits as its factorization.

1002111132331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1002111132331 its reverse (1332311112001), we get a palindrome (2334422244332).

The spelling of 1002111132331 in words is "one trillion, two billion, one hundred eleven million, one hundred thirty-two thousand, three hundred thirty-one".