133121021234203 has 8 divisors (see below), whose sum is σ = 136977846984000. Its totient is φ = 129298785850248.

The previous prime is 133121021234191. The next prime is 133121021234233. The reversal of 133121021234203 is 302432120121331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133121021234203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133121021234233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8647583653 + ... + 8647599046.

It is an arithmetic number, because the mean of its divisors is an integer number (17122230873000).

Almost surely, 2^{133121021234203} is an apocalyptic number.

133121021234203 is a deficient number, since it is larger than the sum of its proper divisors (3856825749797).

133121021234203 is a wasteful number, since it uses less digits than its factorization.

133121021234203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17295182921.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 133121021234203 its reverse (302432120121331), we get a palindrome (435553141355534).

The spelling of 133121021234203 in words is "one hundred thirty-three trillion, one hundred twenty-one billion, twenty-one million, two hundred thirty-four thousand, two hundred three".