10012220200 has 48 divisors (see below), whose sum is σ = 23357997180. Its totient is φ = 3991196160.

The previous prime is 10012220093. The next prime is 10012220201. The reversal of 10012220200 is 202221001.

It can be written as a sum of positive squares in 6 ways, for example, as 8732154916 + 1280065284 = 93446^2 + 35778^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10012220201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26829 + ... + 144028.

Almost surely, 2^10012220200 is an apocalyptic number.

10012220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012220200 is an abundant number, since it is smaller than the sum of its proper divisors (13345776980).

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

10012220200 is a wasteful number, since it uses less digits than its factorization.

10012220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171166 (or 171157 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10012220200 its reverse (202221001), we get a palindrome (10214441201).

The spelling of 10012220200 in words is "ten billion, twelve million, two hundred twenty thousand, two hundred".