2211110993 has 12 divisors (see below), whose sum is σ = 2736321408. Its totient is φ = 1749449520.

The previous prime is 2211110983. The next prime is 2211111029. The reversal of 2211110993 is 3990111122.

It is not a de Polignac number, because 2211110993 - 2⁴ = 2211110977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211110983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 933353 + ... + 935718.

It is an arithmetic number, because the mean of its divisors is an integer number (228026784).

Almost surely, 2^2211110993 is an apocalyptic number.

It is an amenable number.

2211110993 is a deficient number, since it is larger than the sum of its proper divisors (525210415).

2211110993 is a wasteful number, since it uses less digits than its factorization.

2211110993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869104 (or 1869091 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 2211110993 is about 47022.4520096517. The cubic root of 2211110993 is about 1302.7772957452. Note that the first 3 decimals are identical.

The spelling of 2211110993 in words is "two billion, two hundred eleven million, one hundred ten thousand, nine hundred ninety-three".