10011221020200 has 96 divisors (see below), whose sum is σ = 31342060452960. Its totient is φ = 2643226656000.

The previous prime is 10011221020187. The next prime is 10011221020201. The reversal of 10011221020200 is 202012211001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10011221020201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82540234 + ... + 82661433.

It is an arithmetic number, because the mean of its divisors is an integer number (326479796385).

Almost surely, 2^{10011221020200} is an apocalyptic number.

10011221020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011221020200 is an abundant number, since it is smaller than the sum of its proper divisors (21330839432760).

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

10011221020200 is a wasteful number, since it uses less digits than its factorization.

10011221020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165201787 (or 165201778 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10011221020200 its reverse (202012211001), we get a palindrome (10213233231201).

The spelling of 10011221020200 in words is "ten trillion, eleven billion, two hundred twenty-one million, twenty thousand, two hundred".