1233120000 has 360 divisors, whose sum is σ = 4699695616. Its totient is φ = 281088000.

The previous prime is 1233119983. The next prime is 1233120011. The reversal of 1233120000 is 213321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3359817 + ... + 3360183.

Almost surely, 2^1233120000 is an apocalyptic number.

1233120000 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 1233120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2349847808).

1233120000 is an abundant number, since it is smaller than the sum of its proper divisors (3466575616).

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

1233120000 is an frugal number, since it uses more digits than its factorization.

1233120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1233120000 is about 35115.8084059017. The cubic root of 1233120000 is about 1072.3464388570.

Adding to 1233120000 its reverse (213321), we get a palindrome (1233333321).

The spelling of 1233120000 in words is "one billion, two hundred thirty-three million, one hundred twenty thousand".