231012422 has 8 divisors (see below), whose sum is σ = 366902136. Its totient is φ = 108711712.

The previous prime is 231012413. The next prime is 231012427. The reversal of 231012422 is 224210132.

231012422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 231012422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231012427) 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, 3397208 + ... + 3397275.

It is an arithmetic number, because the mean of its divisors is an integer number (45862767).

Almost surely, 2^231012422 is an apocalyptic number.

231012422 is a deficient number, since it is larger than the sum of its proper divisors (135889714).

231012422 is a wasteful number, since it uses less digits than its factorization.

231012422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6794502.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 231012422 is about 15199.0928018747. The cubic root of 231012422 is about 613.5902421549.

Adding to 231012422 its reverse (224210132), we get a palindrome (455222554).

The spelling of 231012422 in words is "two hundred thirty-one million, twelve thousand, four hundred twenty-two".