21223010714 has 8 divisors (see below), whose sum is σ = 32374084320. Its totient is φ = 10431649276.

The previous prime is 21223010713. The next prime is 21223010747. The reversal of 21223010714 is 41701032212.

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

It is a self number, because there is not a number n which added to its sum of digits gives 21223010714.

It is not an unprimeable number, because it can be changed into a prime (21223010713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89927894 + ... + 89928129.

It is an arithmetic number, because the mean of its divisors is an integer number (4046760540).

Almost surely, 2^21223010714 is an apocalyptic number.

21223010714 is a deficient number, since it is larger than the sum of its proper divisors (11151073606).

21223010714 is a wasteful number, since it uses less digits than its factorization.

21223010714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179856084.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 21223010714 its reverse (41701032212), we get a palindrome (62924042926).

The spelling of 21223010714 in words is "twenty-one billion, two hundred twenty-three million, ten thousand, seven hundred fourteen".