21200133232222 has 32 divisors (see below), whose sum is σ = 36677382033600. Its totient is φ = 9002201234688.

The previous prime is 21200133232207. The next prime is 21200133232249. The reversal of 21200133232222 is 22223233100212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75141354 + ... + 75422962.

It is an arithmetic number, because the mean of its divisors is an integer number (1146168188550).

Almost surely, 2^{21200133232222} is an apocalyptic number.

21200133232222 is a deficient number, since it is larger than the sum of its proper divisors (15477248801378).

21200133232222 is a wasteful number, since it uses less digits than its factorization.

21200133232222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331060.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 21200133232222 its reverse (22223233100212), we get a palindrome (43423366332434).

The spelling of 21200133232222 in words is "twenty-one trillion, two hundred billion, one hundred thirty-three million, two hundred thirty-two thousand, two hundred twenty-two".