111020223331 has 8 divisors (see below), whose sum is σ = 117935536400. Its totient is φ = 104212124640.

The previous prime is 111020223311. The next prime is 111020223343. The reversal of 111020223331 is 133322020111.

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

It is a cyclic number.

It is not a de Polignac number, because 111020223331 - 2⁷ = 111020223203 is a prime.

It is a super-2 number, since 2×111020223331² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111020223299 and 111020223308.

It is not an unprimeable number, because it can be changed into a prime (111020223311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26801460 + ... + 26805601.

It is an arithmetic number, because the mean of its divisors is an integer number (14741942050).

Almost surely, 2^111020223331 is an apocalyptic number.

111020223331 is a deficient number, since it is larger than the sum of its proper divisors (6915313069).

111020223331 is a wasteful number, since it uses less digits than its factorization.

111020223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53607189.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 111020223331 its reverse (133322020111), we get a palindrome (244342243442).

The spelling of 111020223331 in words is "one hundred eleven billion, twenty million, two hundred twenty-three thousand, three hundred thirty-one".