200220122111 has 4 divisors (see below), whose sum is σ = 200999188992. Its totient is φ = 199441055232.

The previous prime is 200220122107. The next prime is 200220122119. The reversal of 200220122111 is 111221022002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200220122111 - 2² = 200220122107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200220122119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389533055 + ... + 389533568.

It is an arithmetic number, because the mean of its divisors is an integer number (50249797248).

Almost surely, 2^200220122111 is an apocalyptic number.

200220122111 is a deficient number, since it is larger than the sum of its proper divisors (779066881).

200220122111 is an equidigital number, since it uses as much as digits as its factorization.

200220122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779066880.

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

Adding to 200220122111 its reverse (111221022002), we get a palindrome (311441144113).

The spelling of 200220122111 in words is "two hundred billion, two hundred twenty million, one hundred twenty-two thousand, one hundred eleven".