22021342243210 has 32 divisors (see below), whose sum is σ = 41979915712512. Its totient is φ = 8288446306560.

The previous prime is 22021342243177. The next prime is 22021342243231. The reversal of 22021342243210 is 1234224312022.

It is a super-2 number, since 2×22021342243210² (a number of 27 digits) contains 22 as substring.

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, 14438682 + ... + 15890821.

It is an arithmetic number, because the mean of its divisors is an integer number (1311872366016).

Almost surely, 2^{22021342243210} is an apocalyptic number.

22021342243210 is a deficient number, since it is larger than the sum of its proper divisors (19958573469302).

22021342243210 is a wasteful number, since it uses less digits than its factorization.

22021342243210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30333798.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22021342243210 its reverse (1234224312022), we get a palindrome (23255566555232).

The spelling of 22021342243210 in words is "twenty-two trillion, twenty-one billion, three hundred forty-two million, two hundred forty-three thousand, two hundred ten".