111421120322 has 4 divisors (see below), whose sum is σ = 167131680486. Its totient is φ = 55710560160.

The previous prime is 111421120301. The next prime is 111421120339. The reversal of 111421120322 is 223021124111.

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

It can be written as a sum of positive squares in only one way, i.e., 89549964001 + 21871156321 = 299249^2 + 147889^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111421120294 and 111421120303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27855280079 + ... + 27855280082.

Almost surely, 2^111421120322 is an apocalyptic number.

111421120322 is a deficient number, since it is larger than the sum of its proper divisors (55710560164).

111421120322 is an equidigital number, since it uses as much as digits as its factorization.

111421120322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55710560163.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111421120322 its reverse (223021124111), we get a palindrome (334442244433).

The spelling of 111421120322 in words is "one hundred eleven billion, four hundred twenty-one million, one hundred twenty thousand, three hundred twenty-two".