133220200000031 has 8 divisors (see below), whose sum is σ = 147189581586144. Its totient is φ = 119932251662080.

The previous prime is 133220200000009. The next prime is 133220200000037. The reversal of 133220200000031 is 130000002022331.

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

It is a cyclic number.

It is not a de Polignac number, because 133220200000031 - 2¹⁸ = 133220199737887 is a prime.

It is a super-2 number, since 2×133220200000031² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133220199999955 and 133220200000009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133220200000037) 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, 170358311630 + ... + 170358312411.

It is an arithmetic number, because the mean of its divisors is an integer number (18398697698268).

Almost surely, 2^{133220200000031} is an apocalyptic number.

133220200000031 is a deficient number, since it is larger than the sum of its proper divisors (13969381586113).

133220200000031 is a wasteful number, since it uses less digits than its factorization.

133220200000031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340716624081.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 133220200000031 its reverse (130000002022331), we get a palindrome (263220202022362).

The spelling of 133220200000031 in words is "one hundred thirty-three trillion, two hundred twenty billion, two hundred million, thirty-one", and thus it is an aban number.