240422111 has 4 divisors (see below), whose sum is σ = 240472752. Its totient is φ = 240371472.

The previous prime is 240422099. The next prime is 240422113. The reversal of 240422111 is 111224042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111224042 = 2 ⋅55612021.

It is a cyclic number.

It is not a de Polignac number, because 240422111 - 2⁶ = 240422047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240422111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240422113) 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, 17366 + ... + 27971.

It is an arithmetic number, because the mean of its divisors is an integer number (60118188).

Almost surely, 2^240422111 is an apocalyptic number.

240422111 is a deficient number, since it is larger than the sum of its proper divisors (50641).

240422111 is an equidigital number, since it uses as much as digits as its factorization.

240422111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50640.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 240422111 is about 15505.5509737642. The cubic root of 240422111 is about 621.8106203094.

Adding to 240422111 its reverse (111224042), we get a palindrome (351646153).

The spelling of 240422111 in words is "two hundred forty million, four hundred twenty-two thousand, one hundred eleven".