2110021110220 has 24 divisors (see below), whose sum is σ = 4472455965264. Its totient is φ = 836120513856.

The previous prime is 2110021110203. The next prime is 2110021110257. The reversal of 2110021110220 is 220111200112.

It is a self number, because there is not a number n which added to its sum of digits gives 2110021110220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492993447 + ... + 492997726.

It is an arithmetic number, because the mean of its divisors is an integer number (186352331886).

Almost surely, 2^{2110021110220} is an apocalyptic number.

2110021110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110021110220 is an abundant number, since it is smaller than the sum of its proper divisors (2362434855044).

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

2110021110220 is a wasteful number, since it uses less digits than its factorization.

2110021110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985991289 (or 985991287 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2110021110220 its reverse (220111200112), we get a palindrome (2330132310332).

The spelling of 2110021110220 in words is "two trillion, one hundred ten billion, twenty-one million, one hundred ten thousand, two hundred twenty".