22102220002 has 8 divisors (see below), whose sum is σ = 33160862700. Its totient is φ = 11048599104.

The previous prime is 22102219999. The next prime is 22102220011. The reversal of 22102220002 is 20002220122.

It can be written as a sum of positive squares in 2 ways, for example, as 17437466601 + 4664753401 = 132051^2 + 68299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1244427 + ... + 1262062.

Almost surely, 2^22102220002 is an apocalyptic number.

22102220002 is a deficient number, since it is larger than the sum of its proper divisors (11058642698).

22102220002 is a wasteful number, since it uses less digits than its factorization.

22102220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510900.

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

Adding to 22102220002 its reverse (20002220122), we get a palindrome (42104440124).

The spelling of 22102220002 in words is "twenty-two billion, one hundred two million, two hundred twenty thousand, two".