2110000000221 has 48 divisors (see below), whose sum is σ = 3203588703744. Its totient is φ = 1336550689152.

The previous prime is 2110000000193. The next prime is 2110000000249. The reversal of 2110000000221 is 1220000000112.

It is an interprime number because it is at equal distance from previous prime (2110000000193) and next prime (2110000000249).

It is not a de Polignac number, because 2110000000221 - 2⁷ = 2110000000093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110000005221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90441460 + ... + 90464786.

It is an arithmetic number, because the mean of its divisors is an integer number (66741431328).

Almost surely, 2^{2110000000221} is an apocalyptic number.

It is an amenable number.

2110000000221 is a deficient number, since it is larger than the sum of its proper divisors (1093588703523).

2110000000221 is a wasteful number, since it uses less digits than its factorization.

2110000000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29730 (or 29727 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2110000000221 its reverse (1220000000112), we get a palindrome (3330000000333).

The spelling of 2110000000221 in words is "two trillion, one hundred ten billion, two hundred twenty-one", and thus it is an aban number.