21323223120302 has 8 divisors (see below), whose sum is σ = 32588322127416. Its totient is φ = 10460449077832.

The previous prime is 21323223120263. The next prime is 21323223120343. The reversal of 21323223120302 is 20302132232312.

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

It is a super-2 number, since 2×21323223120302² (a number of 27 digits) contains 22 as substring.

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, 100581241028 + ... + 100581241239.

It is an arithmetic number, because the mean of its divisors is an integer number (4073540265927).

Almost surely, 2^{21323223120302} is an apocalyptic number.

21323223120302 is a deficient number, since it is larger than the sum of its proper divisors (11265099007114).

21323223120302 is a wasteful number, since it uses less digits than its factorization.

21323223120302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201162482322.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 21323223120302 its reverse (20302132232312), we get a palindrome (41625355352614).

The spelling of 21323223120302 in words is "twenty-one trillion, three hundred twenty-three billion, two hundred twenty-three million, one hundred twenty thousand, three hundred two".