21214050302622 has 32 divisors (see below), whose sum is σ = 43038599111424. Its totient is φ = 6969660163200.

The previous prime is 21214050302573. The next prime is 21214050302713. The reversal of 21214050302622 is 22620305041212.

It is a self number, because there is not a number n which added to its sum of digits gives 21214050302622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6055963 + ... + 8893974.

It is an arithmetic number, because the mean of its divisors is an integer number (1344956222232).

Almost surely, 2^{21214050302622} is an apocalyptic number.

21214050302622 is an abundant number, since it is smaller than the sum of its proper divisors (21824548808802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21214050302622 is a wasteful number, since it uses less digits than its factorization.

21214050302622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14953344.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 21214050302622 its reverse (22620305041212), we get a palindrome (43834355343834).

The spelling of 21214050302622 in words is "twenty-one trillion, two hundred fourteen billion, fifty million, three hundred two thousand, six hundred twenty-two".