2212111334220 has 96 divisors (see below), whose sum is σ = 6454265630400. Its totient is φ = 565397704704.

The previous prime is 2212111334207. The next prime is 2212111334233. The reversal of 2212111334220 is 224331112122.

It is an interprime number because it is at equal distance from previous prime (2212111334207) and next prime (2212111334233).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4401505 + ... + 4878264.

It is an arithmetic number, because the mean of its divisors is an integer number (67231933650).

Almost surely, 2^{2212111334220} is an apocalyptic number.

2212111334220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212111334220 is an abundant number, since it is smaller than the sum of its proper divisors (4242154296180).

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

2212111334220 is a wasteful number, since it uses less digits than its factorization.

2212111334220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9279947 (or 9279945 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 2212111334220 its reverse (224331112122), we get a palindrome (2436442446342).

The spelling of 2212111334220 in words is "two trillion, two hundred twelve billion, one hundred eleven million, three hundred thirty-four thousand, two hundred twenty".