33123120330 has 16 divisors (see below), whose sum is σ = 79495488864. Its totient is φ = 8832832080.

The previous prime is 33123120323. The next prime is 33123120397. The reversal of 33123120330 is 3302132133.

It is a super-2 number, since 2×33123120330² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33123120297 and 33123120306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552051976 + ... + 552052035.

It is an arithmetic number, because the mean of its divisors is an integer number (4968468054).

Almost surely, 2^33123120330 is an apocalyptic number.

33123120330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33123120330 is an abundant number, since it is smaller than the sum of its proper divisors (46372368534).

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

33123120330 is a wasteful number, since it uses less digits than its factorization.

33123120330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104104021.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 33123120330 its reverse (3302132133), we get a palindrome (36425252463).

The spelling of 33123120330 in words is "thirty-three billion, one hundred twenty-three million, one hundred twenty thousand, three hundred thirty".