2211666110363 has 4 divisors (see below), whose sum is σ = 2212972471248. Its totient is φ = 2210359749480.

The previous prime is 2211666110309. The next prime is 2211666110393. The reversal of 2211666110363 is 3630116661122.

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

It is a cyclic number.

It is not a de Polignac number, because 2211666110363 - 2²² = 2211661916059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211666110393) 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, 653177903 + ... + 653181288.

It is an arithmetic number, because the mean of its divisors is an integer number (553243117812).

Almost surely, 2^{2211666110363} is an apocalyptic number.

2211666110363 is a deficient number, since it is larger than the sum of its proper divisors (1306360885).

2211666110363 is a wasteful number, since it uses less digits than its factorization.

2211666110363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306360884.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 2211666110363 in words is "two trillion, two hundred eleven billion, six hundred sixty-six million, one hundred ten thousand, three hundred sixty-three".