200021221112 has 32 divisors (see below), whose sum is σ = 384096044880. Its totient is φ = 97615165440.

The previous prime is 200021221097. The next prime is 200021221207. The reversal of 200021221112 is 211122120002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140314 + ... + 1303977.

Almost surely, 2^200021221112 is an apocalyptic number.

It is an amenable number.

200021221112 is a deficient number, since it is larger than the sum of its proper divisors (184074823768).

200021221112 is a wasteful number, since it uses less digits than its factorization.

200021221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444543 (or 2444539 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200021221112 its reverse (211122120002), we get a palindrome (411143341114).

The spelling of 200021221112 in words is "two hundred billion, twenty-one million, two hundred twenty-one thousand, one hundred twelve".