1117111111230 has 16 divisors (see below), whose sum is σ = 2681066667024. Its totient is φ = 297896296320.

The previous prime is 1117111111177. The next prime is 1117111111231. The reversal of 1117111111230 is 321111117111.

It is a super-2 number, since 2×1117111111230² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1117111111197 and 1117111111206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117111111231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18618518491 + ... + 18618518550.

It is an arithmetic number, because the mean of its divisors is an integer number (167566666689).

Almost surely, 2^{1117111111230} is an apocalyptic number.

1117111111230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1117111111230 is an abundant number, since it is smaller than the sum of its proper divisors (1563955555794).

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

1117111111230 is a wasteful number, since it uses less digits than its factorization.

1117111111230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37237037051.

The product of its (nonzero) digits is 42, while the sum is 21.

Adding to 1117111111230 its reverse (321111117111), we get a palindrome (1438222228341).

The spelling of 1117111111230 in words is "one trillion, one hundred seventeen billion, one hundred eleven million, one hundred eleven thousand, two hundred thirty".