133220220123 has 8 divisors (see below), whose sum is σ = 178690595328. Its totient is φ = 88281662504.

The previous prime is 133220220103. The next prime is 133220220139. The reversal of 133220220123 is 321022022331.

It is a happy number.

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 133220220123 - 2⁶ = 133220220059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133220220123.

It is not an unprimeable number, because it can be changed into a prime (133220220103) 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, 132953811 + ... + 132954812.

It is an arithmetic number, because the mean of its divisors is an integer number (22336324416).

Almost surely, 2^133220220123 is an apocalyptic number.

133220220123 is a deficient number, since it is larger than the sum of its proper divisors (45470375205).

133220220123 is a wasteful number, since it uses less digits than its factorization.

133220220123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265908793.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 133220220123 its reverse (321022022331), we get a palindrome (454242242454).

The spelling of 133220220123 in words is "one hundred thirty-three billion, two hundred twenty million, two hundred twenty thousand, one hundred twenty-three".