133041223242 has 12 divisors (see below), whose sum is σ = 288255983730. Its totient is φ = 44347074408.

The previous prime is 133041223213. The next prime is 133041223247. The reversal of 133041223242 is 242322140331.

133041223242 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 412 + 2 + 3 + 242 = 666.

It can be written as a sum of positive squares in only one way, i.e., 84965837121 + 48075386121 = 291489^2 + 219261^2 .

It is not an unprimeable number, because it can be changed into a prime (133041223247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3695589517 + ... + 3695589552.

Almost surely, 2^133041223242 is an apocalyptic number.

133041223242 is an abundant number, since it is smaller than the sum of its proper divisors (155214760488).

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

133041223242 is a wasteful number, since it uses less digits than its factorization.

133041223242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7391179077 (or 7391179074 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 133041223242 its reverse (242322140331), we get a palindrome (375363363573).

The spelling of 133041223242 in words is "one hundred thirty-three billion, forty-one million, two hundred twenty-three thousand, two hundred forty-two".