20221467484 has 12 divisors (see below), whose sum is σ = 36250679808. Its totient is φ = 9864130400.

The previous prime is 20221467433. The next prime is 20221467491. The reversal of 20221467484 is 48476412202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61650652 + ... + 61650979.

It is an arithmetic number, because the mean of its divisors is an integer number (3020889984).

Almost surely, 2^20221467484 is an apocalyptic number.

It is an amenable number.

20221467484 is a deficient number, since it is larger than the sum of its proper divisors (16029212324).

20221467484 is a wasteful number, since it uses less digits than its factorization.

20221467484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123301676 (or 123301674 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 40.

Adding to 20221467484 its reverse (48476412202), we get a palindrome (68697879686).

The spelling of 20221467484 in words is "twenty billion, two hundred twenty-one million, four hundred sixty-seven thousand, four hundred eighty-four".