133423113204 has 72 divisors (see below), whose sum is σ = 359292155040. Its totient is φ = 41625963072.

The previous prime is 133423113199. The next prime is 133423113209. The reversal of 133423113204 is 402311324331.

It is a happy number.

133423113204 is a `hidden beast` number, since 1 + 3 + 342 + 3 + 113 + 204 = 666.

It is an interprime number because it is at equal distance from previous prime (133423113199) and next prime (133423113209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133423113209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1118307 + ... + 1231850.

It is an arithmetic number, because the mean of its divisors is an integer number (4990168820).

Almost surely, 2^133423113204 is an apocalyptic number.

It is an amenable number.

133423113204 is an abundant number, since it is smaller than the sum of its proper divisors (225869041836).

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

133423113204 is a wasteful number, since it uses less digits than its factorization.

133423113204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350269 (or 2350264 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 133423113204 its reverse (402311324331), we get a palindrome (535734437535).

The spelling of 133423113204 in words is "one hundred thirty-three billion, four hundred twenty-three million, one hundred thirteen thousand, two hundred four".