111223223130 has 64 divisors (see below), whose sum is σ = 278585837568. Its totient is φ = 28365480000.

The previous prime is 111223223123. The next prime is 111223223141. The reversal of 111223223130 is 31322322111.

It is a junction number, because it is equal to n+sod(n) for n = 111223223097 and 111223223106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7756027 + ... + 7770353.

It is an arithmetic number, because the mean of its divisors is an integer number (4352903712).

Almost surely, 2^111223223130 is an apocalyptic number.

111223223130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111223223130 is an abundant number, since it is smaller than the sum of its proper divisors (167362614438).

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

111223223130 is a wasteful number, since it uses less digits than its factorization.

111223223130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25611.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111223223130 its reverse (31322322111), we get a palindrome (142545545241).

The spelling of 111223223130 in words is "one hundred eleven billion, two hundred twenty-three million, two hundred twenty-three thousand, one hundred thirty".