10002200977 has 2 divisors, whose sum is σ = 10002200978. Its totient is φ = 10002200976.

The previous prime is 10002200963. The next prime is 10002201019. The reversal of 10002200977 is 77900220001.

It is a happy number.

10002200977 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5119545601 + 4882655376 = 71551^2 + 69876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002200977 is a prime.

It is not a weakly prime, because it can be changed into another prime (10002200947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001100488 + 5001100489.

It is an arithmetic number, because the mean of its divisors is an integer number (5001100489).

Almost surely, 2^10002200977 is an apocalyptic number.

It is an amenable number.

10002200977 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002200977 is an equidigital number, since it uses as much as digits as its factorization.

10002200977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

Adding to 10002200977 its reverse (77900220001), we get a palindrome (87902420978).

The spelling of 10002200977 in words is "ten billion, two million, two hundred thousand, nine hundred seventy-seven".