200200021802 has 32 divisors (see below), whose sum is σ = 341948542464. Its totient is φ = 87016745200.

The previous prime is 200200021799. The next prime is 200200021829. The reversal of 200200021802 is 208120002002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1634477 + ... + 1752687.

It is an arithmetic number, because the mean of its divisors is an integer number (10685891952).

Almost surely, 2^200200021802 is an apocalyptic number.

200200021802 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200200021802 is a deficient number, since it is larger than the sum of its proper divisors (141748520662).

200200021802 is a wasteful number, since it uses less digits than its factorization.

200200021802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121594.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 200200021802 its reverse (208120002002), we get a palindrome (408320023804).

The spelling of 200200021802 in words is "two hundred billion, two hundred million, twenty-one thousand, eight hundred two".