31222322300133 has 12 divisors (see below), whose sum is σ = 45099193659520. Its totient is φ = 20814750608616.

The previous prime is 31222322300129. The next prime is 31222322300149. The reversal of 31222322300133 is 33100322322213.

31222322300133 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 2 + 322 + 300 + 1 + 33 = 666.

It is not a de Polignac number, because 31222322300133 - 2² = 31222322300129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31222322300097 and 31222322300106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31222322300233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9388891 + ... + 12271752.

Almost surely, 2^{31222322300133} is an apocalyptic number.

It is an amenable number.

31222322300133 is a deficient number, since it is larger than the sum of its proper divisors (13876871359387).

31222322300133 is a wasteful number, since it uses less digits than its factorization.

31222322300133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21820808 (or 21820805 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 31222322300133 its reverse (33100322322213), we get a palindrome (64322644622346).

The spelling of 31222322300133 in words is "thirty-one trillion, two hundred twenty-two billion, three hundred twenty-two million, three hundred thousand, one hundred thirty-three".