4212423231 has 4 divisors (see below), whose sum is σ = 5616564312. Its totient is φ = 2808282152.

The previous prime is 4212423209. The next prime is 4212423247. The reversal of 4212423231 is 1323242124.

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 4212423231 - 2¹⁷ = 4212292159 is a prime.

It is a super-2 number, since 2×4212423231² = 35489018954136958722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212423731) 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, 702070536 + ... + 702070541.

It is an arithmetic number, because the mean of its divisors is an integer number (1404141078).

Almost surely, 2^4212423231 is an apocalyptic number.

4212423231 is a deficient number, since it is larger than the sum of its proper divisors (1404141081).

4212423231 is a wasteful number, since it uses less digits than its factorization.

4212423231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404141080.

The product of its digits is 2304, while the sum is 24.

The square root of 4212423231 is about 64903.1835197627. The cubic root of 4212423231 is about 1615.0178735158.

Adding to 4212423231 its reverse (1323242124), we get a palindrome (5535665355).

The spelling of 4212423231 in words is "four billion, two hundred twelve million, four hundred twenty-three thousand, two hundred thirty-one".