113230231222 has 4 divisors (see below), whose sum is σ = 169845346836. Its totient is φ = 56615115610.

The previous prime is 113230231201. The next prime is 113230231253. The reversal of 113230231222 is 222132032311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222132032311 = 7 ⋅31733147473.

It is a super-2 number, since 2×113230231222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113230231193 and 113230231202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28307557804 + ... + 28307557807.

It is an arithmetic number, because the mean of its divisors is an integer number (42461336709).

Almost surely, 2^113230231222 is an apocalyptic number.

113230231222 is a deficient number, since it is larger than the sum of its proper divisors (56615115614).

113230231222 is an equidigital number, since it uses as much as digits as its factorization.

113230231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56615115613.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 113230231222 its reverse (222132032311), we get a palindrome (335362263533).

The spelling of 113230231222 in words is "one hundred thirteen billion, two hundred thirty million, two hundred thirty-one thousand, two hundred twenty-two".