2215623223016 has 32 divisors (see below), whose sum is σ = 4749194928000. Its totient is φ = 949266634176.

The previous prime is 2215623223013. The next prime is 2215623223061. The reversal of 2215623223016 is 6103223265122.

It is not an unprimeable number, because it can be changed into a prime (2215623223013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5774471 + ... + 6146198.

It is an arithmetic number, because the mean of its divisors is an integer number (148412341500).

Almost surely, 2^{2215623223016} is an apocalyptic number.

It is an amenable number.

2215623223016 is an abundant number, since it is smaller than the sum of its proper divisors (2533571704984).

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

2215623223016 is a wasteful number, since it uses less digits than its factorization.

2215623223016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11924001 (or 11923997 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 2215623223016 its reverse (6103223265122), we get a palindrome (8318846488138).

The spelling of 2215623223016 in words is "two trillion, two hundred fifteen billion, six hundred twenty-three million, two hundred twenty-three thousand, sixteen".