111111000050 has 24 divisors (see below), whose sum is σ = 206754959172. Its totient is φ = 44425368000.

The previous prime is 111111000041. The next prime is 111111000061. The reversal of 111111000050 is 50000111111.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 56534097361 + 54576902689 = 237769^2 + 233617^2 .

It is a super-2 number, since 2×111111000050² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111110999995 and 111111000040.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 357581 + ... + 591680.

Almost surely, 2^111111000050 is an apocalyptic number.

111111000050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111111000050 is a deficient number, since it is larger than the sum of its proper divisors (95643959122).

111111000050 is a wasteful number, since it uses less digits than its factorization.

111111000050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951614 (or 951609 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 11.

Adding to 111111000050 its reverse (50000111111), we get a palindrome (161111111161).

The spelling of 111111000050 in words is "one hundred eleven billion, one hundred eleven million, fifty", and thus it is an aban number.