2112002220220 has 12 divisors (see below), whose sum is σ = 4435204662504. Its totient is φ = 844800888080.

The previous prime is 2112002220217. The next prime is 2112002220253. The reversal of 2112002220220 is 220222002112.

It is a junction number, because it is equal to n+sod(n) for n = 2112002220194 and 2112002220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52800055486 + ... + 52800055525.

It is an arithmetic number, because the mean of its divisors is an integer number (369600388542).

Almost surely, 2^{2112002220220} is an apocalyptic number.

2112002220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112002220220 is an abundant number, since it is smaller than the sum of its proper divisors (2323202442284).

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

2112002220220 is a wasteful number, since it uses less digits than its factorization.

2112002220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105600111020 (or 105600111018 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2112002220220 its reverse (220222002112), we get a palindrome (2332224222332).

The spelling of 2112002220220 in words is "two trillion, one hundred twelve billion, two million, two hundred twenty thousand, two hundred twenty".