10002200121943 has 2 divisors, whose sum is σ = 10002200121944. Its totient is φ = 10002200121942.

The previous prime is 10002200121899. The next prime is 10002200122051. The reversal of 10002200121943 is 34912100220001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10002200121943 - 2²⁵ = 10002166567511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10002200121143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001100060971 + 5001100060972.

It is an arithmetic number, because the mean of its divisors is an integer number (5001100060972).

Almost surely, 2^{10002200121943} is an apocalyptic number.

10002200121943 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002200121943 is an equidigital number, since it uses as much as digits as its factorization.

10002200121943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 10002200121943 its reverse (34912100220001), we get a palindrome (44914300341944).

The spelling of 10002200121943 in words is "ten trillion, two billion, two hundred million, one hundred twenty-one thousand, nine hundred forty-three".