2102216518 has 8 divisors (see below), whose sum is σ = 3181230648. Its totient is φ = 1041806304.

The previous prime is 2102216513. The next prime is 2102216533. The reversal of 2102216518 is 8156122012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102216513) 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 3 ways as a sum of consecutive naturals, for example, 4650696 + ... + 4651147.

It is an arithmetic number, because the mean of its divisors is an integer number (397653831).

Almost surely, 2^2102216518 is an apocalyptic number.

2102216518 is a deficient number, since it is larger than the sum of its proper divisors (1079014130).

2102216518 is a wasteful number, since it uses less digits than its factorization.

2102216518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9301958.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 2102216518 is about 45849.9347654934. The cubic root of 2102216518 is about 1281.0295504980.

The spelling of 2102216518 in words is "two billion, one hundred two million, two hundred sixteen thousand, five hundred eighteen".