22016251316066 has 16 divisors (see below), whose sum is σ = 37779183552960. Its totient is φ = 9426276668400.

The previous prime is 22016251316051. The next prime is 22016251316069. The reversal of 22016251316066 is 66061315261022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22016251316069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771619385 + ... + 771647916.

It is an arithmetic number, because the mean of its divisors is an integer number (2361198972060).

Almost surely, 2^{22016251316066} is an apocalyptic number.

22016251316066 is a deficient number, since it is larger than the sum of its proper divisors (15762932236894).

22016251316066 is a wasteful number, since it uses less digits than its factorization.

22016251316066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543268329.

The product of its (nonzero) digits is 155520, while the sum is 41.

Adding to 22016251316066 its reverse (66061315261022), we get a palindrome (88077566577088).

The spelling of 22016251316066 in words is "twenty-two trillion, sixteen billion, two hundred fifty-one million, three hundred sixteen thousand, sixty-six".