10021220011200 has 84 divisors (see below), whose sum is σ = 32877952669160. Its totient is φ = 2672325335040.

The previous prime is 10021220011183. The next prime is 10021220011223. The reversal of 10021220011200 is 211002212001.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1043872285 + ... + 1043881884.

Almost surely, 2^{10021220011200} is an apocalyptic number.

10021220011200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021220011200 is an abundant number, since it is smaller than the sum of its proper divisors (22856732657960).

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

10021220011200 is a wasteful number, since it uses less digits than its factorization.

10021220011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087754194 (or 2087754179 counting only the distinct ones).

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

Adding to 10021220011200 its reverse (211002212001), we get a palindrome (10232222223201).

The spelling of 10021220011200 in words is "ten trillion, twenty-one billion, two hundred twenty million, eleven thousand, two hundred".