2110212110220 has 48 divisors (see below), whose sum is σ = 5943974738688. Its totient is φ = 559353626560.

The previous prime is 2110212110197. The next prime is 2110212110243. The reversal of 2110212110220 is 220112120112.

It is an interprime number because it is at equal distance from previous prime (2110212110197) and next prime (2110212110243).

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 2110212110220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105289986 + ... + 105310025.

It is an arithmetic number, because the mean of its divisors is an integer number (123832807056).

Almost surely, 2^{2110212110220} is an apocalyptic number.

2110212110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110212110220 is an abundant number, since it is smaller than the sum of its proper divisors (3833762628468).

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

2110212110220 is a wasteful number, since it uses less digits than its factorization.

2110212110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210600190 (or 210600188 counting only the distinct ones).

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

Adding to 2110212110220 its reverse (220112120112), we get a palindrome (2330324230332).

The spelling of 2110212110220 in words is "two trillion, one hundred ten billion, two hundred twelve million, one hundred ten thousand, two hundred twenty".