133010111 has 4 divisors (see below), whose sum is σ = 143241672. Its totient is φ = 122778552.

The previous prime is 133010107. The next prime is 133010123. The reversal of 133010111 is 111010331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 133010111 - 2² = 133010107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133010092 and 133010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133019111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5115761 + ... + 5115786.

It is an arithmetic number, because the mean of its divisors is an integer number (35810418).

Almost surely, 2^133010111 is an apocalyptic number.

133010111 is a deficient number, since it is larger than the sum of its proper divisors (10231561).

133010111 is a wasteful number, since it uses less digits than its factorization.

133010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10231560.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 133010111 is about 11533.0009537848. Note that the first 3 decimals coincide. The cubic root of 133010111 is about 510.4598070311.

Adding to 133010111 its reverse (111010331), we get a palindrome (244020442).

The spelling of 133010111 in words is "one hundred thirty-three million, ten thousand, one hundred eleven".