133021130 has 32 divisors (see below), whose sum is σ = 265118400. Its totient is φ = 47646720.

The previous prime is 133021099. The next prime is 133021153. The reversal of 133021130 is 31120331.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1655 + ... + 16394.

It is an arithmetic number, because the mean of its divisors is an integer number (8284950).

Almost surely, 2^133021130 is an apocalyptic number.

133021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133021130 is a deficient number, since it is larger than the sum of its proper divisors (132097270).

133021130 is a wasteful number, since it uses less digits than its factorization.

133021130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18134.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 133021130 is about 11533.4786599707. The cubic root of 133021130 is about 510.4739027046.

Adding to 133021130 its reverse (31120331), we get a palindrome (164141461).

The spelling of 133021130 in words is "one hundred thirty-three million, twenty-one thousand, one hundred thirty".