111551043332 has 24 divisors (see below), whose sum is σ = 199928633016. Its totient is φ = 54444331008.

The previous prime is 111551043323. The next prime is 111551043371. The reversal of 111551043332 is 233340155111.

It can be written as a sum of positive squares in 4 ways, for example, as 16849597636 + 94701445696 = 129806^2 + 307736^2 .

It is a super-3 number, since 3×111551043332³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111551043295 and 111551043304.

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, 1940873 + ... + 1997520.

It is an arithmetic number, because the mean of its divisors is an integer number (8330359709).

Almost surely, 2^111551043332 is an apocalyptic number.

It is an amenable number.

111551043332 is a deficient number, since it is larger than the sum of its proper divisors (88377589684).

111551043332 is a wasteful number, since it uses less digits than its factorization.

111551043332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3938567 (or 3938565 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 111551043332 its reverse (233340155111), we get a palindrome (344891198443).

The spelling of 111551043332 in words is "one hundred eleven billion, five hundred fifty-one million, forty-three thousand, three hundred thirty-two".