133111001112 has 32 divisors (see below), whose sum is σ = 332912980800. Its totient is φ = 44352269984.

The previous prime is 133111001077. The next prime is 133111001129. The reversal of 133111001112 is 211100111331.

It is a junction number, because it is equal to n+sod(n) for n = 133111001091 and 133111001100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1068738 + ... + 1186769.

It is an arithmetic number, because the mean of its divisors is an integer number (10403530650).

Almost surely, 2^133111001112 is an apocalyptic number.

133111001112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133111001112 is an abundant number, since it is smaller than the sum of its proper divisors (199801979688).

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

133111001112 is a wasteful number, since it uses less digits than its factorization.

133111001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257975 (or 2257971 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 133111001112 its reverse (211100111331), we get a palindrome (344211112443).

The spelling of 133111001112 in words is "one hundred thirty-three billion, one hundred eleven million, one thousand, one hundred twelve".