102002200961 has 2 divisors, whose sum is σ = 102002200962. Its totient is φ = 102002200960.

The previous prime is 102002200943. The next prime is 102002200997. The reversal of 102002200961 is 169002200201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70666120561 + 31336080400 = 265831^2 + 177020^2 .

It is an emirp because it is prime and its reverse (169002200201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102002200961 - 2¹⁸ = 102001938817 is a prime.

It is not a weakly prime, because it can be changed into another prime (102002200061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001100480 + 51001100481.

It is an arithmetic number, because the mean of its divisors is an integer number (51001100481).

Almost surely, 2^102002200961 is an apocalyptic number.

It is an amenable number.

102002200961 is a deficient number, since it is larger than the sum of its proper divisors (1).

102002200961 is an equidigital number, since it uses as much as digits as its factorization.

102002200961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 102002200961 in words is "one hundred two billion, two million, two hundred thousand, nine hundred sixty-one".