10002217998 has 32 divisors (see below), whose sum is σ = 20153952000. Its totient is φ = 3309235776.

The previous prime is 10002217993. The next prime is 10002217999. The reversal of 10002217998 is 89971220001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002217991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490290 + ... + 510282.

It is an arithmetic number, because the mean of its divisors is an integer number (629811000).

Almost surely, 2^10002217998 is an apocalyptic number.

10002217998 is an abundant number, since it is smaller than the sum of its proper divisors (10151734002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10002217998 is a wasteful number, since it uses less digits than its factorization.

10002217998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20616.

The product of its (nonzero) digits is 18144, while the sum is 39.

Adding to 10002217998 its reverse (89971220001), we get a palindrome (99973437999).

The spelling of 10002217998 in words is "ten billion, two million, two hundred seventeen thousand, nine hundred ninety-eight".