111123301130 has 16 divisors (see below), whose sum is σ = 206919250920. Its totient is φ = 42916585152.

The previous prime is 111123301129. The next prime is 111123301151. The reversal of 111123301130 is 31103321111.

It can be written as a sum of positive squares in 4 ways, for example, as 101295156361 + 9828144769 = 318269^2 + 99137^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111123301099 and 111123301108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191591609 + ... + 191592188.

Almost surely, 2^111123301130 is an apocalyptic number.

111123301130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111123301130 is a deficient number, since it is larger than the sum of its proper divisors (95795949790).

111123301130 is a wasteful number, since it uses less digits than its factorization.

111123301130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383183833.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 111123301130 its reverse (31103321111), we get a palindrome (142226622241).

The spelling of 111123301130 in words is "one hundred eleven billion, one hundred twenty-three million, three hundred one thousand, one hundred thirty".