2222221115015 has 16 divisors (see below), whose sum is σ = 2910754776960. Its totient is φ = 1615235634720.

The previous prime is 2222221115003. The next prime is 2222221115029. The reversal of 2222221115015 is 5105111222222.

2222221115015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2222221115015 - 2⁶ = 2222221114951 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11467745 + ... + 11659914.

It is an arithmetic number, because the mean of its divisors is an integer number (181922173560).

Almost surely, 2^{2222221115015} is an apocalyptic number.

2222221115015 is a deficient number, since it is larger than the sum of its proper divisors (688533661945).

2222221115015 is a wasteful number, since it uses less digits than its factorization.

2222221115015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23129422.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 2222221115015 its reverse (5105111222222), we get a palindrome (7327332337237).

The spelling of 2222221115015 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred fifteen thousand, fifteen".