2110212100220 has 48 divisors (see below), whose sum is σ = 5072936046528. Its totient is φ = 722297433600.

The previous prime is 2110212100219. The next prime is 2110212100237. The reversal of 2110212100220 is 220012120112.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 2110212100195 and 2110212100204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12455747 + ... + 12624026.

It is an arithmetic number, because the mean of its divisors is an integer number (105686167636).

Almost surely, 2^{2110212100220} is an apocalyptic number.

2110212100220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110212100220 is an abundant number, since it is smaller than the sum of its proper divisors (2962723946308).

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

2110212100220 is a wasteful number, since it uses less digits than its factorization.

2110212100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25080390 (or 25080388 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2110212100220 its reverse (220012120112), we get a palindrome (2330224220332).

The spelling of 2110212100220 in words is "two trillion, one hundred ten billion, two hundred twelve million, one hundred thousand, two hundred twenty".