233433321012 has 180 divisors, whose sum is σ = 641817570240. Its totient is φ = 73941408576.

The previous prime is 233433321001. The next prime is 233433321013. The reversal of 233433321012 is 210123334332.

233433321012 is a `hidden beast` number, since 2 + 3 + 3 + 433 + 3 + 210 + 12 = 666.

It is a super-2 number, since 2×233433321012² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233433321013) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 19066789 + ... + 19079027.

It is an arithmetic number, because the mean of its divisors is an integer number (3565653168).

Almost surely, 2^233433321012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233433321012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320908785120).

233433321012 is an abundant number, since it is smaller than the sum of its proper divisors (408384249228).

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

233433321012 is a wasteful number, since it uses less digits than its factorization.

233433321012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12372 (or 12324 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 233433321012 its reverse (210123334332), we get a palindrome (443556655344).

The spelling of 233433321012 in words is "two hundred thirty-three billion, four hundred thirty-three million, three hundred twenty-one thousand, twelve".