22144311024304 has 40 divisors (see below), whose sum is σ = 49035695934240. Its totient is φ = 9490058162688.

The previous prime is 22144311024281. The next prime is 22144311024371. The reversal of 22144311024304 is 40342011344122.

It is a happy number.

It is a super-2 number, since 2×22144311024304² (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 7 ways as a sum of consecutive naturals, for example, 789619 + ... + 6701650.

It is an arithmetic number, because the mean of its divisors is an integer number (1225892398356).

Almost surely, 2^{22144311024304} is an apocalyptic number.

It is an amenable number.

22144311024304 is an abundant number, since it is smaller than the sum of its proper divisors (26891384909936).

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

22144311024304 is a wasteful number, since it uses less digits than its factorization.

22144311024304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7517677 (or 7517671 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 22144311024304 its reverse (40342011344122), we get a palindrome (62486322368426).

The spelling of 22144311024304 in words is "twenty-two trillion, one hundred forty-four billion, three hundred eleven million, twenty-four thousand, three hundred four".