200111221210120 has 128 divisors (see below), whose sum is σ = 509094695894400. Its totient is φ = 70123629721600.

The previous prime is 200111221210111. The next prime is 200111221210141. The reversal of 200111221210120 is 21012122111002.

It is a junction number, because it is equal to n+sod(n) for n = 200111221210094 and 200111221210103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8402614 + ... + 21698533.

It is an arithmetic number, because the mean of its divisors is an integer number (3977302311675).

Almost surely, 2^{200111221210120} is an apocalyptic number.

200111221210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200111221210120 is an abundant number, since it is smaller than the sum of its proper divisors (308983474684280).

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

200111221210120 is a wasteful number, since it uses less digits than its factorization.

200111221210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30101719 (or 30101715 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200111221210120 its reverse (21012122111002), we get a palindrome (221123343321122).

It can be divided in two parts, 2001112 and 21210120, that added together give a palindrome (23211232).

The spelling of 200111221210120 in words is "two hundred trillion, one hundred eleven billion, two hundred twenty-one million, two hundred ten thousand, one hundred twenty".