21314214422 has 8 divisors (see below), whose sum is σ = 31979635272. Its totient is φ = 10654336000.

The previous prime is 21314214409. The next prime is 21314214443. The reversal of 21314214422 is 22441241312.

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 = 21314214391 and 21314214400.

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, 1375979 + ... + 1391382.

It is an arithmetic number, because the mean of its divisors is an integer number (3997454409).

Almost surely, 2^21314214422 is an apocalyptic number.

21314214422 is a deficient number, since it is larger than the sum of its proper divisors (10665420850).

21314214422 is a wasteful number, since it uses less digits than its factorization.

21314214422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771214.

The product of its digits is 3072, while the sum is 26.

Adding to 21314214422 its reverse (22441241312), we get a palindrome (43755455734).

The spelling of 21314214422 in words is "twenty-one billion, three hundred fourteen million, two hundred fourteen thousand, four hundred twenty-two".