21214060012622 has 4 divisors (see below), whose sum is σ = 31821090018936. Its totient is φ = 10607030006310.

The previous prime is 21214060012583. The next prime is 21214060012657. The reversal of 21214060012622 is 22621006041212.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5303515003154 + ... + 5303515003157.

It is an arithmetic number, because the mean of its divisors is an integer number (7955272504734).

Almost surely, 2^{21214060012622} is an apocalyptic number.

21214060012622 is a deficient number, since it is larger than the sum of its proper divisors (10607030006314).

21214060012622 is a wasteful number, since it uses less digits than its factorization.

21214060012622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10607030006313.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 21214060012622 its reverse (22621006041212), we get a palindrome (43835066053834).

The spelling of 21214060012622 in words is "twenty-one trillion, two hundred fourteen billion, sixty million, twelve thousand, six hundred twenty-two".