2215101561106 has 32 divisors (see below), whose sum is σ = 3887334944640. Its totient is φ = 927048672000.

The previous prime is 2215101561089. The next prime is 2215101561133. The reversal of 2215101561106 is 6011651015122.

2215101561106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 9211495 + ... + 9448906.

It is an arithmetic number, because the mean of its divisors is an integer number (121479217020).

Almost surely, 2^{2215101561106} is an apocalyptic number.

2215101561106 is a deficient number, since it is larger than the sum of its proper divisors (1672233383534).

2215101561106 is a wasteful number, since it uses less digits than its factorization.

2215101561106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18660610.

The product of its (nonzero) digits is 3600, while the sum is 31.

Adding to 2215101561106 its reverse (6011651015122), we get a palindrome (8226752576228).

The spelling of 2215101561106 in words is "two trillion, two hundred fifteen billion, one hundred one million, five hundred sixty-one thousand, one hundred six".