231334022 has 4 divisors (see below), whose sum is σ = 347001036. Its totient is φ = 115667010.

The previous prime is 231334003. The next prime is 231334087. The reversal of 231334022 is 220433132.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 231333985 and 231334003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57833504 + ... + 57833507.

It is an arithmetic number, because the mean of its divisors is an integer number (86750259).

Almost surely, 2^231334022 is an apocalyptic number.

231334022 is a deficient number, since it is larger than the sum of its proper divisors (115667014).

231334022 is a wasteful number, since it uses less digits than its factorization.

231334022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115667013.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 231334022 is about 15209.6687011914. The cubic root of 231334022 is about 613.8748431888.

Adding to 231334022 its reverse (220433132), we get a palindrome (451767154).

The spelling of 231334022 in words is "two hundred thirty-one million, three hundred thirty-four thousand, twenty-two".