22143361516 has 6 divisors (see below), whose sum is σ = 38750882660. Its totient is φ = 11071680756.

The previous prime is 22143361489. The next prime is 22143361519. The reversal of 22143361516 is 61516334122.

It is not an unprimeable number, because it can be changed into a prime (22143361519) by changing a digit.

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, 2767920186 + ... + 2767920193.

Almost surely, 2^22143361516 is an apocalyptic number.

It is an amenable number.

22143361516 is a deficient number, since it is larger than the sum of its proper divisors (16607521144).

22143361516 is a wasteful number, since it uses less digits than its factorization.

22143361516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5535840383 (or 5535840381 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

Adding to 22143361516 its reverse (61516334122), we get a palindrome (83659695638).

The spelling of 22143361516 in words is "twenty-two billion, one hundred forty-three million, three hundred sixty-one thousand, five hundred sixteen".