123020020033 has 8 divisors (see below), whose sum is σ = 128153442560. Its totient is φ = 117959412240.

The previous prime is 123020020031. The next prime is 123020020061. The reversal of 123020020033 is 330020020321.

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 123020020033 - 2¹ = 123020020031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123020019989 and 123020020016.

It is not an unprimeable number, because it can be changed into a prime (123020020031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18200235 + ... + 18206992.

It is an arithmetic number, because the mean of its divisors is an integer number (16019180320).

Almost surely, 2^123020020033 is an apocalyptic number.

It is an amenable number.

123020020033 is a deficient number, since it is larger than the sum of its proper divisors (5133422527).

123020020033 is a wasteful number, since it uses less digits than its factorization.

123020020033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36407367.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 123020020033 its reverse (330020020321), we get a palindrome (453040040354).

The spelling of 123020020033 in words is "one hundred twenty-three billion, twenty million, twenty thousand, thirty-three".