200111020220220 has 48 divisors (see below), whose sum is σ = 560323540471968. Its totient is φ = 53361730739200.

The previous prime is 200111020220179. The next prime is 200111020220233. The reversal of 200111020220220 is 22022020111002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200111020220220.

It is a congruent number.

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, 35075409 + ... + 40379528.

It is an arithmetic number, because the mean of its divisors is an integer number (11673407093166).

Almost surely, 2^{200111020220220} is an apocalyptic number.

200111020220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200111020220220 is an abundant number, since it is smaller than the sum of its proper divisors (360212520251748).

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

200111020220220 is a wasteful number, since it uses less digits than its factorization.

200111020220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75499150 (or 75499148 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200111020220220 its reverse (22022020111002), we get a palindrome (222133040331222).

The spelling of 200111020220220 in words is "two hundred trillion, one hundred eleven billion, twenty million, two hundred twenty thousand, two hundred twenty".