111133221322 has 4 divisors (see below), whose sum is σ = 166699831986. Its totient is φ = 55566610660.

The previous prime is 111133221263. The next prime is 111133221373. The reversal of 111133221322 is 223122331111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223122331111 = 1741 ⋅128157571.

It can be written as a sum of positive squares in only one way, i.e., 79349819481 + 31783401841 = 281691^2 + 178279^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111133221293 and 111133221302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27783305329 + ... + 27783305332.

Almost surely, 2^111133221322 is an apocalyptic number.

111133221322 is a deficient number, since it is larger than the sum of its proper divisors (55566610664).

111133221322 is an equidigital number, since it uses as much as digits as its factorization.

111133221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55566610663.

The product of its digits is 432, while the sum is 22.

Adding to 111133221322 its reverse (223122331111), we get a palindrome (334255552433).

The spelling of 111133221322 in words is "one hundred eleven billion, one hundred thirty-three million, two hundred twenty-one thousand, three hundred twenty-two".