133011120 has 80 divisors (see below), whose sum is σ = 449828352. Its totient is φ = 32244480.

The previous prime is 133011119. The next prime is 133011133. The reversal of 133011120 is 21110331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 133011096 and 133011105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22552 + ... + 27831.

Almost surely, 2^133011120 is an apocalyptic number.

133011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133011120 is an abundant number, since it is smaller than the sum of its proper divisors (316817232).

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

133011120 is a wasteful number, since it uses less digits than its factorization.

133011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50410 (or 50404 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 133011120 is about 11533.0446977370. The cubic root of 133011120 is about 510.4610977917.

Adding to 133011120 its reverse (21110331), we get a palindrome (154121451).

The spelling of 133011120 in words is "one hundred thirty-three million, eleven thousand, one hundred twenty".