20332200234 has 32 divisors (see below), whose sum is σ = 40996440576. Its totient is φ = 6722236400.

The previous prime is 20332200233. The next prime is 20332200337. The reversal of 20332200234 is 43200223302.

It is a self number, because there is not a number n which added to its sum of digits gives 20332200234.

It is not an unprimeable number, because it can be changed into a prime (20332200233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 446209 + ... + 489659.

It is an arithmetic number, because the mean of its divisors is an integer number (1281138768).

Almost surely, 2^20332200234 is an apocalyptic number.

20332200234 is an abundant number, since it is smaller than the sum of its proper divisors (20664240342).

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

20332200234 is a wasteful number, since it uses less digits than its factorization.

20332200234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44090.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 20332200234 its reverse (43200223302), we get a palindrome (63532423536).

The spelling of 20332200234 in words is "twenty billion, three hundred thirty-two million, two hundred thousand, two hundred thirty-four".