133313133442 has 8 divisors (see below), whose sum is σ = 211732623756. Its totient is φ = 62735592192.

The previous prime is 133313133419. The next prime is 133313133451. The reversal of 133313133442 is 244331313331.

It can be written as a sum of positive squares in 2 ways, for example, as 128286465241 + 5026668201 = 358171^2 + 70899^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1960487223 + ... + 1960487290.

Almost surely, 2^133313133442 is an apocalyptic number.

133313133442 is a deficient number, since it is larger than the sum of its proper divisors (78419490314).

133313133442 is a wasteful number, since it uses less digits than its factorization.

133313133442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3920974532.

The product of its digits is 23328, while the sum is 31.

Adding to 133313133442 its reverse (244331313331), we get a palindrome (377644446773).

The spelling of 133313133442 in words is "one hundred thirty-three billion, three hundred thirteen million, one hundred thirty-three thousand, four hundred forty-two".