2221120102110 has 128 divisors (see below), whose sum is σ = 6738167568384. Its totient is φ = 455966184960.

The previous prime is 2221120102079. The next prime is 2221120102141. The reversal of 2221120102110 is 112010211222.

It is an interprime number because it is at equal distance from previous prime (2221120102079) and next prime (2221120102141).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2221120102110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10893546 + ... + 11095565.

It is an arithmetic number, because the mean of its divisors is an integer number (52641934128).

Almost surely, 2^{2221120102110} is an apocalyptic number.

2221120102110 is an abundant number, since it is smaller than the sum of its proper divisors (4517047466274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2221120102110 is a wasteful number, since it uses less digits than its factorization.

2221120102110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21989178.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2221120102110 its reverse (112010211222), we get a palindrome (2333130313332).

The spelling of 2221120102110 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred two thousand, one hundred ten".