22115316216354 has 16 divisors (see below), whose sum is σ = 44428976078592. Its totient is φ = 7338714797808.

The previous prime is 22115316216319. The next prime is 22115316216379. The reversal of 22115316216354 is 45361261351122.

It is a super-2 number, since 2×22115316216354² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 8264317129 + ... + 8264319804.

It is an arithmetic number, because the mean of its divisors is an integer number (2776811004912).

Almost surely, 2^{22115316216354} is an apocalyptic number.

22115316216354 is an abundant number, since it is smaller than the sum of its proper divisors (22313659862238).

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

22115316216354 is a wasteful number, since it uses less digits than its factorization.

22115316216354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16528637161.

The product of its digits is 259200, while the sum is 42.

Adding to 22115316216354 its reverse (45361261351122), we get a palindrome (67476577567476).

The spelling of 22115316216354 in words is "twenty-two trillion, one hundred fifteen billion, three hundred sixteen million, two hundred sixteen thousand, three hundred fifty-four".