424102111 has 4 divisors (see below), whose sum is σ = 449049312. Its totient is φ = 399154912.

The previous prime is 424102093. The next prime is 424102121. The reversal of 424102111 is 111201424.

It is a happy number.

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 424102111 - 2⁵ = 424102079 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 (424102121) 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, 12473575 + ... + 12473608.

It is an arithmetic number, because the mean of its divisors is an integer number (112262328).

Almost surely, 2^424102111 is an apocalyptic number.

424102111 is a deficient number, since it is larger than the sum of its proper divisors (24947201).

424102111 is a wasteful number, since it uses less digits than its factorization.

424102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24947200.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 424102111 is about 20593.7396069777. The cubic root of 424102111 is about 751.3174538801.

Adding to 424102111 its reverse (111201424), we get a palindrome (535303535).

It can be divided in two parts, 42410 and 2111, that added together give a square (44521 = 211²).

The spelling of 424102111 in words is "four hundred twenty-four million, one hundred two thousand, one hundred eleven".