4221432113 has 4 divisors (see below), whose sum is σ = 4221741168. Its totient is φ = 4221123060.

The previous prime is 4221432109. The next prime is 4221432133. The reversal of 4221432113 is 3112341224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4221432113 - 2² = 4221432109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4221432133) 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, 133043 + ... + 161688.

It is an arithmetic number, because the mean of its divisors is an integer number (1055435292).

Almost surely, 2^4221432113 is an apocalyptic number.

It is an amenable number.

4221432113 is a deficient number, since it is larger than the sum of its proper divisors (309055).

4221432113 is a wasteful number, since it uses less digits than its factorization.

4221432113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309054.

The product of its digits is 1152, while the sum is 23.

The square root of 4221432113 is about 64972.5489187549. The cubic root of 4221432113 is about 1616.1683708961.

Adding to 4221432113 its reverse (3112341224), we get a palindrome (7333773337).

The spelling of 4221432113 in words is "four billion, two hundred twenty-one million, four hundred thirty-two thousand, one hundred thirteen".