10022220009 has 12 divisors (see below), whose sum is σ = 14486660916. Its totient is φ = 6676808832.

The previous prime is 10022219953. The next prime is 10022220011. The reversal of 10022220009 is 90002222001.

It can be written as a sum of positive squares in 2 ways, for example, as 4130889984 + 5891330025 = 64272^2 + 76755^2 .

It is not a de Polignac number, because 10022220009 - 2⁹ = 10022219497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10022219973 and 10022220000.

It is not an unprimeable number, because it can be changed into a prime (10022220209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 375652 + ... + 401445.

It is an arithmetic number, because the mean of its divisors is an integer number (1207221743).

Almost surely, 2^10022220009 is an apocalyptic number.

It is an amenable number.

10022220009 is a deficient number, since it is larger than the sum of its proper divisors (4464440907).

10022220009 is a wasteful number, since it uses less digits than its factorization.

10022220009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778536 (or 778533 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The spelling of 10022220009 in words is "ten billion, twenty-two million, two hundred twenty thousand, nine".