111022213320 has 384 divisors, whose sum is σ = 388334269440. Its totient is φ = 27453634560.

The previous prime is 111022213261. The next prime is 111022213321. The reversal of 111022213320 is 23312220111.

111022213320 is a `hidden beast` number, since 1 + 110 + 2 + 221 + 332 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111022213293 and 111022213302.

It is not an unprimeable number, because it can be changed into a prime (111022213321) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27663634 + ... + 27667646.

It is an arithmetic number, because the mean of its divisors is an integer number (1011287160).

Almost surely, 2^111022213320 is an apocalyptic number.

111022213320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111022213320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194167134720).

111022213320 is an abundant number, since it is smaller than the sum of its proper divisors (277312056120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111022213320 is a wasteful number, since it uses less digits than its factorization.

111022213320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165 (or 4158 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111022213320 its reverse (23312220111), we get a palindrome (134334433431).

The spelling of 111022213320 in words is "one hundred eleven billion, twenty-two million, two hundred thirteen thousand, three hundred twenty".