10228861889 has 2 divisors, whose sum is σ = 10228861890. Its totient is φ = 10228861888.

The previous prime is 10228861879. The next prime is 10228861949. The reversal of 10228861889 is 98816882201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6086652289 + 4142209600 = 78017^2 + 64360^2 .

It is a cyclic number.

It is not a de Polignac number, because 10228861889 - 2⁸ = 10228861633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10228861889.

It is not a weakly prime, because it can be changed into another prime (10228861859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5114430944 + 5114430945.

It is an arithmetic number, because the mean of its divisors is an integer number (5114430945).

Almost surely, 2^10228861889 is an apocalyptic number.

It is an amenable number.

10228861889 is a deficient number, since it is larger than the sum of its proper divisors (1).

10228861889 is an equidigital number, since it uses as much as digits as its factorization.

10228861889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 53.

The spelling of 10228861889 in words is "ten billion, two hundred twenty-eight million, eight hundred sixty-one thousand, eight hundred eighty-nine".