1233320120 has 64 divisors (see below), whose sum is σ = 2963347200. Its totient is φ = 460938240.

The previous prime is 1233320117. The next prime is 1233320141. The reversal of 1233320120 is 210233321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18812 + ... + 53108.

It is an arithmetic number, because the mean of its divisors is an integer number (46302300).

Almost surely, 2^1233320120 is an apocalyptic number.

1233320120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233320120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1481673600).

1233320120 is an abundant number, since it is smaller than the sum of its proper divisors (1730027080).

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

1233320120 is a wasteful number, since it uses less digits than its factorization.

1233320120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34368 (or 34364 counting only the distinct ones).

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

The square root of 1233320120 is about 35118.6577192238. The cubic root of 1233320120 is about 1072.4044452045.

Adding to 1233320120 its reverse (210233321), we get a palindrome (1443553441).

The spelling of 1233320120 in words is "one billion, two hundred thirty-three million, three hundred twenty thousand, one hundred twenty".