200111211222 has 128 divisors (see below), whose sum is σ = 449425428480. Its totient is φ = 58985349120.

The previous prime is 200111211217. The next prime is 200111211227. The reversal of 200111211222 is 222112111002.

It is an interprime number because it is at equal distance from previous prime (200111211217) and next prime (200111211227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200111211227) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105934054 + ... + 105935942.

It is an arithmetic number, because the mean of its divisors is an integer number (3511136160).

Almost surely, 2^200111211222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200111211222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224712714240).

200111211222 is an abundant number, since it is smaller than the sum of its proper divisors (249314217258).

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

200111211222 is a wasteful number, since it uses less digits than its factorization.

200111211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200111211222 its reverse (222112111002), we get a palindrome (422223322224).

The spelling of 200111211222 in words is "two hundred billion, one hundred eleven million, two hundred eleven thousand, two hundred twenty-two".