33023223020 has 12 divisors (see below), whose sum is σ = 69348768384. Its totient is φ = 13209289200.

The previous prime is 33023223001. The next prime is 33023223047. The reversal of 33023223020 is 2032232033.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 1651161151 = 33023223020 / (3 + 3 + 0 + 2 + 3 + 2 + 2 + 3 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 33023222983 and 33023223001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825580556 + ... + 825580595.

It is an arithmetic number, because the mean of its divisors is an integer number (5779064032).

Almost surely, 2^33023223020 is an apocalyptic number.

It is an amenable number.

33023223020 is an abundant number, since it is smaller than the sum of its proper divisors (36325545364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33023223020 is a wasteful number, since it uses less digits than its factorization.

33023223020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651161160 (or 1651161158 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 33023223020 its reverse (2032232033), we get a palindrome (35055455053).

The spelling of 33023223020 in words is "thirty-three billion, twenty-three million, two hundred twenty-three thousand, twenty".