220141111 has 4 divisors (see below), whose sum is σ = 221725000. Its totient is φ = 218557224.

The previous prime is 220141099. The next prime is 220141127. The reversal of 220141111 is 111141022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111141022 = 2 ⋅55570511.

It is a cyclic number.

It is not a de Polignac number, because 220141111 - 2¹¹ = 220139063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220141091 and 220141100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220141151) 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, 791736 + ... + 792013.

It is an arithmetic number, because the mean of its divisors is an integer number (55431250).

Almost surely, 2^220141111 is an apocalyptic number.

220141111 is a deficient number, since it is larger than the sum of its proper divisors (1583889).

220141111 is a wasteful number, since it uses less digits than its factorization.

220141111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583888.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 220141111 is about 14837.1530624982. The cubic root of 220141111 is about 603.8101158515.

Adding to 220141111 its reverse (111141022), we get a palindrome (331282133).

The spelling of 220141111 in words is "two hundred twenty million, one hundred forty-one thousand, one hundred eleven".