20323332234 has 24 divisors (see below), whose sum is σ = 44039961732. Its totient is φ = 6773509440.

The previous prime is 20323332223. The next prime is 20323332277. The reversal of 20323332234 is 43223332302.

20323332234 is a `hidden beast` number, since 2 + 0 + 323 + 332 + 2 + 3 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18838386009 + 1484946225 = 137253^2 + 38535^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20323332198 and 20323332207.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63102 + ... + 211254.

Almost surely, 2^20323332234 is an apocalyptic number.

20323332234 is an abundant number, since it is smaller than the sum of its proper divisors (23716629498).

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

20323332234 is a wasteful number, since it uses less digits than its factorization.

20323332234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155782 (or 155779 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 27.

Adding to 20323332234 its reverse (43223332302), we get a palindrome (63546664536).

The spelling of 20323332234 in words is "twenty billion, three hundred twenty-three million, three hundred thirty-two thousand, two hundred thirty-four".