111212232322 has 8 divisors (see below), whose sum is σ = 166820112972. Its totient is φ = 55605528000.

The previous prime is 111212232317. The next prime is 111212232331. The reversal of 111212232322 is 223232212111.

It can be written as a sum of positive squares in 2 ways, for example, as 61108334401 + 50103897921 = 247201^2 + 223839^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 111212232293 and 111212232302.

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, 1822 + ... + 471622.

Almost surely, 2^111212232322 is an apocalyptic number.

111212232322 is a deficient number, since it is larger than the sum of its proper divisors (55607880650).

111212232322 is a wasteful number, since it uses less digits than its factorization.

111212232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588164.

The product of its digits is 576, while the sum is 22.

Adding to 111212232322 its reverse (223232212111), we get a palindrome (334444444433).

The spelling of 111212232322 in words is "one hundred eleven billion, two hundred twelve million, two hundred thirty-two thousand, three hundred twenty-two".