2116622304220 has 24 divisors (see below), whose sum is σ = 4445192405808. Its totient is φ = 846594528000.

The previous prime is 2116622304163. The next prime is 2116622304281. The reversal of 2116622304220 is 224032266112.

It is a congruent number.

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, 3079786 + ... + 3703825.

It is an arithmetic number, because the mean of its divisors is an integer number (185216350242).

Almost surely, 2^{2116622304220} is an apocalyptic number.

2116622304220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2116622304220 is an abundant number, since it is smaller than the sum of its proper divisors (2328570101588).

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

2116622304220 is a wasteful number, since it uses less digits than its factorization.

2116622304220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6799221 (or 6799219 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 2116622304220 in words is "two trillion, one hundred sixteen billion, six hundred twenty-two million, three hundred four thousand, two hundred twenty".