1001002200931 has 2 divisors, whose sum is σ = 1001002200932. Its totient is φ = 1001002200930.

The previous prime is 1001002200881. The next prime is 1001002201007. The reversal of 1001002200931 is 1390022001001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001002200931 - 2¹⁵ = 1001002168163 is a prime.

It is a super-2 number, since 2×1001002200931² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001002200899 and 1001002200908.

It is not a weakly prime, because it can be changed into another prime (1001002200031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500501100465 + 500501100466.

It is an arithmetic number, because the mean of its divisors is an integer number (500501100466).

Almost surely, 2^{1001002200931} is an apocalyptic number.

1001002200931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001002200931 is an equidigital number, since it uses as much as digits as its factorization.

1001002200931 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 1001002200931 its reverse (1390022001001), we get a palindrome (2391024201932).

The spelling of 1001002200931 in words is "one trillion, one billion, two million, two hundred thousand, nine hundred thirty-one".