4230021111 has 4 divisors (see below), whose sum is σ = 5640028152. Its totient is φ = 2820014072.

The previous prime is 4230021079. The next prime is 4230021119. The reversal of 4230021111 is 1111200324.

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 4230021111 - 2⁵ = 4230021079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230021119) 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, 705003516 + ... + 705003521.

It is an arithmetic number, because the mean of its divisors is an integer number (1410007038).

Almost surely, 2^4230021111 is an apocalyptic number.

4230021111 is a deficient number, since it is larger than the sum of its proper divisors (1410007041).

4230021111 is a wasteful number, since it uses less digits than its factorization.

4230021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410007040.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 4230021111 is about 65038.6124621367. The cubic root of 4230021111 is about 1617.2637229636.

Adding to 4230021111 its reverse (1111200324), we get a palindrome (5341221435).

The spelling of 4230021111 in words is "four billion, two hundred thirty million, twenty-one thousand, one hundred eleven".