111120221313 has 6 divisors (see below), whose sum is σ = 160506986354. Its totient is φ = 74080147536.

The previous prime is 111120221291. The next prime is 111120221327. The reversal of 111120221313 is 313122021111.

111120221313 is a `hidden beast` number, since 1 + 11 + 120 + 221 + 313 = 666.

It can be written as a sum of positive squares in only one way, i.e., 105801873984 + 5318347329 = 325272^2 + 72927^2 .

It is not a de Polignac number, because 111120221313 - 2¹² = 111120217217 is a prime.

It is a super-3 number, since 3×111120221313³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111120221393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6173345620 + ... + 6173345637.

Almost surely, 2^111120221313 is an apocalyptic number.

It is an amenable number.

111120221313 is a deficient number, since it is larger than the sum of its proper divisors (49386765041).

111120221313 is a wasteful number, since it uses less digits than its factorization.

111120221313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346691263 (or 12346691260 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 111120221313 its reverse (313122021111), we get a palindrome (424242242424).

The spelling of 111120221313 in words is "one hundred eleven billion, one hundred twenty million, two hundred twenty-one thousand, three hundred thirteen".