4400000022220 has 48 divisors (see below), whose sum is σ = 10138266034848. Its totient is φ = 1590751439360.

The previous prime is 4400000022169. The next prime is 4400000022281. The reversal of 4400000022220 is 222200000044.

It is a junction number, because it is equal to n+sod(n) for n = 4400000022194 and 4400000022203.

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, 57765409 + ... + 57841528.

It is an arithmetic number, because the mean of its divisors is an integer number (211213875726).

Almost surely, 2^{4400000022220} is an apocalyptic number.

It is an amenable number.

4400000022220 is an abundant number, since it is smaller than the sum of its proper divisors (5738266012628).

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

4400000022220 is a wasteful number, since it uses less digits than its factorization.

4400000022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115607130 (or 115607128 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 4400000022220 its reverse (222200000044), we get a palindrome (4622200022264).

The spelling of 4400000022220 in words is "four trillion, four hundred billion, twenty-two thousand, two hundred twenty".