2193219955 has 16 divisors (see below), whose sum is σ = 2730883680. Its totient is φ = 1689541632.

The previous prime is 2193219943. The next prime is 2193219967. The reversal of 2193219955 is 5599123912.

2193219955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2193219943) and next prime (2193219967).

It is a cyclic number.

It is not a de Polignac number, because 2193219955 - 2¹¹ = 2193217907 is a prime.

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, 43165 + ... + 79054.

It is an arithmetic number, because the mean of its divisors is an integer number (170680230).

Almost surely, 2^2193219955 is an apocalyptic number.

2193219955 is a deficient number, since it is larger than the sum of its proper divisors (537663725).

2193219955 is a wasteful number, since it uses less digits than its factorization.

2193219955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122358.

The product of its digits is 218700, while the sum is 46.

The square root of 2193219955 is about 46831.8263043414. The cubic root of 2193219955 is about 1299.2540009879.

The spelling of 2193219955 in words is "two billion, one hundred ninety-three million, two hundred nineteen thousand, nine hundred fifty-five".