22022241143450 has 24 divisors (see below), whose sum is σ = 41383650685692. Its totient is φ = 8718083089920.

The previous prime is 22022241143437. The next prime is 22022241143501. The reversal of 22022241143450 is 5434114222022.

It can be written as a sum of positive squares in 6 ways, for example, as 4913834258089 + 17108406885361 = 2216717^2 + 4136231^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2270329289 + ... + 2270338988.

Almost surely, 2^{22022241143450} is an apocalyptic number.

22022241143450 is a deficient number, since it is larger than the sum of its proper divisors (19361409542242).

22022241143450 is a wasteful number, since it uses less digits than its factorization.

22022241143450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4540668386 (or 4540668381 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 22022241143450 its reverse (5434114222022), we get a palindrome (27456355365472).

The spelling of 22022241143450 in words is "twenty-two trillion, twenty-two billion, two hundred forty-one million, one hundred forty-three thousand, four hundred fifty".