111000023030 has 96 divisors (see below), whose sum is σ = 219332966400. Its totient is φ = 40422260736.

The previous prime is 111000022997. The next prime is 111000023039. The reversal of 111000023030 is 30320000111.

It is a super-2 number, since 2×111000023030² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000023039) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 86785931 + ... + 86787209.

It is an arithmetic number, because the mean of its divisors is an integer number (2284718400).

Almost surely, 2^111000023030 is an apocalyptic number.

111000023030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111000023030 is a deficient number, since it is larger than the sum of its proper divisors (108332943370).

111000023030 is a wasteful number, since it uses less digits than its factorization.

111000023030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978 (or 1965 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 111000023030 its reverse (30320000111), we get a palindrome (141320023141).

The spelling of 111000023030 in words is "one hundred eleven billion, twenty-three thousand, thirty".