2217157106204 has 24 divisors (see below), whose sum is σ = 3917009510400. Its totient is φ = 1098061495344.

The previous prime is 2217157106183. The next prime is 2217157106207. The reversal of 2217157106204 is 4026017517122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2217157106207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6067724 + ... + 6422739.

It is an arithmetic number, because the mean of its divisors is an integer number (163208729600).

Almost surely, 2^{2217157106204} is an apocalyptic number.

It is an amenable number.

2217157106204 is a deficient number, since it is larger than the sum of its proper divisors (1699852404196).

2217157106204 is a wasteful number, since it uses less digits than its factorization.

2217157106204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12490889 (or 12490887 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 2217157106204 in words is "two trillion, two hundred seventeen billion, one hundred fifty-seven million, one hundred six thousand, two hundred four".