21214050352022 has 72 divisors (see below), whose sum is σ = 35687721961416. Its totient is φ = 9450551088000.

The previous prime is 21214050352007. The next prime is 21214050352031. The reversal of 21214050352022 is 22025305041212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 278797022 + ... + 278873102.

Almost surely, 2^{21214050352022} is an apocalyptic number.

21214050352022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21214050352022 is a deficient number, since it is larger than the sum of its proper divisors (14473671609394).

21214050352022 is a wasteful number, since it uses less digits than its factorization.

21214050352022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76554 (or 76484 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 21214050352022 its reverse (22025305041212), we get a palindrome (43239355393234).

The spelling of 21214050352022 in words is "twenty-one trillion, two hundred fourteen billion, fifty million, three hundred fifty-two thousand, twenty-two".