21222335214334 has 8 divisors (see below), whose sum is σ = 31834939482720. Its totient is φ = 10610688720096.

The previous prime is 21222335214323. The next prime is 21222335214341. The reversal of 21222335214334 is 43341253322212.

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

It is a junction number, because it is equal to n+sod(n) for n = 21222335214293 and 21222335214302.

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, 239388139 + ... + 239476774.

It is an arithmetic number, because the mean of its divisors is an integer number (3979367435340).

Almost surely, 2^{21222335214334} is an apocalyptic number.

21222335214334 is a deficient number, since it is larger than the sum of its proper divisors (10612604268386).

21222335214334 is a wasteful number, since it uses less digits than its factorization.

21222335214334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478887074.

The product of its digits is 207360, while the sum is 37.

Adding to 21222335214334 its reverse (43341253322212), we get a palindrome (64563588536546).

The spelling of 21222335214334 in words is "twenty-one trillion, two hundred twenty-two billion, three hundred thirty-five million, two hundred fourteen thousand, three hundred thirty-four".