133203122 has 8 divisors (see below), whose sum is σ = 215174316. Its totient is φ = 61478352.

The previous prime is 133203113. The next prime is 133203139. The reversal of 133203122 is 221302331.

It can be written as a sum of positive squares in 2 ways, for example, as 117050761 + 16152361 = 10819^2 + 4019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 133203122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2561573 + ... + 2561624.

Almost surely, 2^133203122 is an apocalyptic number.

133203122 is a deficient number, since it is larger than the sum of its proper divisors (81971194).

133203122 is a wasteful number, since it uses less digits than its factorization.

133203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5123212.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 133203122 is about 11541.3656904198. The cubic root of 133203122 is about 510.7065971415.

Adding to 133203122 its reverse (221302331), we get a palindrome (354505453).

The spelling of 133203122 in words is "one hundred thirty-three million, two hundred three thousand, one hundred twenty-two".