2122001002220 has 96 divisors (see below), whose sum is σ = 5136884766720. Its totient is φ = 728744290560.

The previous prime is 2122001002211. The next prime is 2122001002229. The reversal of 2122001002220 is 222001002212.

It is an interprime number because it is at equal distance from previous prime (2122001002211) and next prime (2122001002229).

It is a junction number, because it is equal to n+sod(n) for n = 2122001002195 and 2122001002204.

It is not an unprimeable number, because it can be changed into a prime (2122001002229) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2254487 + ... + 3053966.

It is an arithmetic number, because the mean of its divisors is an integer number (53509216320).

Almost surely, 2^{2122001002220} is an apocalyptic number.

2122001002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122001002220 is an abundant number, since it is smaller than the sum of its proper divisors (3014883764500).

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

2122001002220 is a wasteful number, since it uses less digits than its factorization.

2122001002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5308575 (or 5308573 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2122001002220 its reverse (222001002212), we get a palindrome (2344002004432).

The spelling of 2122001002220 in words is "two trillion, one hundred twenty-two billion, one million, two thousand, two hundred twenty".