133003231220331 has 40 divisors (see below), whose sum is σ = 199974111914544. Its totient is φ = 88093136589120.

The previous prime is 133003231220311. The next prime is 133003231220441. The reversal of 133003231220331 is 133022132300331.

133003231220331 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 0 + 323 + 1 + 2 + 2 + 0 + 331 = 666.

It is not a de Polignac number, because 133003231220331 - 2²² = 133003227026027 is a prime.

It is a super-2 number, since 2×133003231220331² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 133003231220295 and 133003231220304.

It is not an unprimeable number, because it can be changed into a prime (133003231220311) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 102656421 + ... + 103943961.

Almost surely, 2^{133003231220331} is an apocalyptic number.

133003231220331 is a deficient number, since it is larger than the sum of its proper divisors (66970880694213).

133003231220331 is a wasteful number, since it uses less digits than its factorization.

133003231220331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295833 (or 1295824 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 133003231220331 its reverse (133022132300331), we get a palindrome (266025363520662).

The spelling of 133003231220331 in words is "one hundred thirty-three trillion, three billion, two hundred thirty-one million, two hundred twenty thousand, three hundred thirty-one".