111231322130 has 8 divisors (see below), whose sum is σ = 200216379852. Its totient is φ = 44492528848.

The previous prime is 111231322091. The next prime is 111231322141. The reversal of 111231322130 is 31223132111.

It is a happy number.

111231322130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 110036168089 + 1195154041 = 331717^2 + 34571^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5561566097 + ... + 5561566116.

Almost surely, 2^111231322130 is an apocalyptic number.

111231322130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111231322130 is a deficient number, since it is larger than the sum of its proper divisors (88985057722).

111231322130 is a wasteful number, since it uses less digits than its factorization.

111231322130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123132220.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111231322130 its reverse (31223132111), we get a palindrome (142454454241).

The spelling of 111231322130 in words is "one hundred eleven billion, two hundred thirty-one million, three hundred twenty-two thousand, one hundred thirty".