2210011002191 has 4 divisors (see below), whose sum is σ = 2231467419792. Its totient is φ = 2188554584592.

The previous prime is 2210011002187. The next prime is 2210011002233. The reversal of 2210011002191 is 1912001100122.

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 2210011002191 - 2² = 2210011002187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210011002131) 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, 10728208646 + ... + 10728208851.

It is an arithmetic number, because the mean of its divisors is an integer number (557866854948).

Almost surely, 2^{2210011002191} is an apocalyptic number.

2210011002191 is a deficient number, since it is larger than the sum of its proper divisors (21456417601).

2210011002191 is a wasteful number, since it uses less digits than its factorization.

2210011002191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21456417600.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 2210011002191 in words is "two trillion, two hundred ten billion, eleven million, two thousand, one hundred ninety-one".