2202191418851 has 4 divisors (see below), whose sum is σ = 2205040308912. Its totient is φ = 2199342528792.

The previous prime is 2202191418829. The next prime is 2202191418853. The reversal of 2202191418851 is 1588141912022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202191418851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202191418853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1424443871 + ... + 1424445416.

It is an arithmetic number, because the mean of its divisors is an integer number (551260077228).

Almost surely, 2^{2202191418851} is an apocalyptic number.

2202191418851 is a deficient number, since it is larger than the sum of its proper divisors (2848890061).

2202191418851 is an equidigital number, since it uses as much as digits as its factorization.

2202191418851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848890060.

The product of its (nonzero) digits is 92160, while the sum is 44.

The spelling of 2202191418851 in words is "two trillion, two hundred two billion, one hundred ninety-one million, four hundred eighteen thousand, eight hundred fifty-one".