20120330331233 has 16 divisors (see below), whose sum is σ = 22551594246720. Its totient is φ = 17795815756800.

The previous prime is 20120330331223. The next prime is 20120330331247. The reversal of 20120330331233 is 33213303302102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20120330331233 - 2²⁶ = 20120263222369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20120330331223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159741428 + ... + 159867333.

It is an arithmetic number, because the mean of its divisors is an integer number (1409474640420).

Almost surely, 2^{20120330331233} is an apocalyptic number.

It is an amenable number.

20120330331233 is a deficient number, since it is larger than the sum of its proper divisors (2431263915487).

20120330331233 is a wasteful number, since it uses less digits than its factorization.

20120330331233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319608928.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 20120330331233 its reverse (33213303302102), we get a palindrome (53333633633335).

The spelling of 20120330331233 in words is "twenty trillion, one hundred twenty billion, three hundred thirty million, three hundred thirty-one thousand, two hundred thirty-three".