10222201988 has 6 divisors (see below), whose sum is σ = 17888853486. Its totient is φ = 5111100992.

The previous prime is 10222201987. The next prime is 10222201991. The reversal of 10222201988 is 88910222201.

It can be written as a sum of positive squares in only one way, i.e., 7055664004 + 3166537984 = 83998^2 + 56272^2 .

It is not an unprimeable number, because it can be changed into a prime (10222201987) 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, 1277775245 + ... + 1277775252.

It is an arithmetic number, because the mean of its divisors is an integer number (2981475581).

Almost surely, 2^10222201988 is an apocalyptic number.

It is an amenable number.

10222201988 is a deficient number, since it is larger than the sum of its proper divisors (7666651498).

10222201988 is a wasteful number, since it uses less digits than its factorization.

10222201988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555550501 (or 2555550499 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 10222201988 in words is "ten billion, two hundred twenty-two million, two hundred one thousand, nine hundred eighty-eight".