21222341502063 has 8 divisors (see below), whose sum is σ = 30473105746608. Its totient is φ = 13059902462784.

The previous prime is 21222341502059. The next prime is 21222341502119. The reversal of 21222341502063 is 36020514322212.

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

It is not a de Polignac number, because 21222341502063 - 2² = 21222341502059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21222341502053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272081301270 + ... + 272081301347.

It is an arithmetic number, because the mean of its divisors is an integer number (3809138218326).

Almost surely, 2^{21222341502063} is an apocalyptic number.

21222341502063 is a deficient number, since it is larger than the sum of its proper divisors (9250764244545).

21222341502063 is a wasteful number, since it uses less digits than its factorization.

21222341502063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544162602633.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 21222341502063 its reverse (36020514322212), we get a palindrome (57242855824275).

The spelling of 21222341502063 in words is "twenty-one trillion, two hundred twenty-two billion, three hundred forty-one million, five hundred two thousand, sixty-three".