21200323223102 has 8 divisors (see below), whose sum is σ = 32576106416112. Its totient is φ = 10341621084400.

The previous prime is 21200323223087. The next prime is 21200323223119. The reversal of 21200323223102 is 20132232300212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129270263474 + ... + 129270263637.

It is an arithmetic number, because the mean of its divisors is an integer number (4072013302014).

Almost surely, 2^{21200323223102} is an apocalyptic number.

21200323223102 is a deficient number, since it is larger than the sum of its proper divisors (11375783193010).

21200323223102 is a wasteful number, since it uses less digits than its factorization.

21200323223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258540527154.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21200323223102 its reverse (20132232300212), we get a palindrome (41332555523314).

The spelling of 21200323223102 in words is "twenty-one trillion, two hundred billion, three hundred twenty-three million, two hundred twenty-three thousand, one hundred two".