133161322 has 24 divisors (see below), whose sum is σ = 233681760. Its totient is φ = 56742840.

The previous prime is 133161319. The next prime is 133161331. The reversal of 133161322 is 223161331.

It is a junction number, because it is equal to n+sod(n) for n = 133161293 and 133161302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13747 + ... + 21337.

It is an arithmetic number, because the mean of its divisors is an integer number (9736740).

Almost surely, 2^133161322 is an apocalyptic number.

133161322 is a deficient number, since it is larger than the sum of its proper divisors (100520438).

133161322 is a wasteful number, since it uses less digits than its factorization.

133161322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7786 (or 7779 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

The square root of 133161322 is about 11539.5546707834. The cubic root of 133161322 is about 510.6531705431.

Subtracting 133161322 from its reverse (223161331), we obtain a palindrome (90000009).

The spelling of 133161322 in words is "one hundred thirty-three million, one hundred sixty-one thousand, three hundred twenty-two".