10220222002 has 4 divisors (see below), whose sum is σ = 15330333006. Its totient is φ = 5110111000.

The previous prime is 10220221967. The next prime is 10220222039. The reversal of 10220222002 is 20022202201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5120976721 + 5099245281 = 71561^2 + 71409^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555055499 + ... + 2555055502.

Almost surely, 2^10220222002 is an apocalyptic number.

10220222002 is a deficient number, since it is larger than the sum of its proper divisors (5110111004).

10220222002 is an equidigital number, since it uses as much as digits as its factorization.

10220222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110111003.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 10220222002 its reverse (20022202201), we get a palindrome (30242424203).

The spelling of 10220222002 in words is "ten billion, two hundred twenty million, two hundred twenty-two thousand, two".