220111133 has 16 divisors (see below), whose sum is σ = 244555200. Its totient is φ = 196433280.

The previous prime is 220111097. The next prime is 220111153. The reversal of 220111133 is 331111022.

220111133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 220111133 - 2⁶ = 220111069 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 (220111153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215498 + ... + 216516.

It is an arithmetic number, because the mean of its divisors is an integer number (15284700).

Almost surely, 2^220111133 is an apocalyptic number.

It is an amenable number.

220111133 is a deficient number, since it is larger than the sum of its proper divisors (24444067).

220111133 is a wasteful number, since it uses less digits than its factorization.

220111133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 220111133 is about 14836.1427938666. The cubic root of 220111133 is about 603.7827063999.

Adding to 220111133 its reverse (331111022), we get a palindrome (551222155).

The spelling of 220111133 in words is "two hundred twenty million, one hundred eleven thousand, one hundred thirty-three".