133400314221 has 8 divisors (see below), whose sum is σ = 178362538560. Its totient is φ = 88685816352.

The previous prime is 133400314199. The next prime is 133400314247. The reversal of 133400314221 is 122413004331.

It is a happy number.

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

It is not a de Polignac number, because 133400314221 - 2¹¹ = 133400312173 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133400314191 and 133400314200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133400314921) 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, 61930360 + ... + 61932513.

It is an arithmetic number, because the mean of its divisors is an integer number (22295317320).

Almost surely, 2^133400314221 is an apocalyptic number.

It is an amenable number.

133400314221 is a deficient number, since it is larger than the sum of its proper divisors (44962224339).

133400314221 is a wasteful number, since it uses less digits than its factorization.

133400314221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123863235.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 133400314221 its reverse (122413004331), we get a palindrome (255813318552).

The spelling of 133400314221 in words is "one hundred thirty-three billion, four hundred million, three hundred fourteen thousand, two hundred twenty-one".