10021122200 has 24 divisors (see below), whose sum is σ = 23299109580. Its totient is φ = 4008448800.

The previous prime is 10021122197. The next prime is 10021122233. The reversal of 10021122200 is 222112001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25052606 + ... + 25053005.

Almost surely, 2^10021122200 is an apocalyptic number.

10021122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021122200 is an abundant number, since it is smaller than the sum of its proper divisors (13277987380).

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

10021122200 is a wasteful number, since it uses less digits than its factorization.

10021122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50105627 (or 50105618 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10021122200 its reverse (222112001), we get a palindrome (10243234201).

The spelling of 10021122200 in words is "ten billion, twenty-one million, one hundred twenty-two thousand, two hundred".