21323122022102 has 8 divisors (see below), whose sum is σ = 32029795423200. Its totient is φ = 10646523547704.

The previous prime is 21323122022087. The next prime is 21323122022177. The reversal of 21323122022102 is 20122022132312.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7518729902 + ... + 7518732737.

It is an arithmetic number, because the mean of its divisors is an integer number (4003724427900).

Almost surely, 2^{21323122022102} is an apocalyptic number.

21323122022102 is a deficient number, since it is larger than the sum of its proper divisors (10706673401098).

21323122022102 is a wasteful number, since it uses less digits than its factorization.

21323122022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15037463350.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 21323122022102 its reverse (20122022132312), we get a palindrome (41445144154414).

The spelling of 21323122022102 in words is "twenty-one trillion, three hundred twenty-three billion, one hundred twenty-two million, twenty-two thousand, one hundred two".