2042442042220 has 24 divisors (see below), whose sum is σ = 4289878769904. Its totient is φ = 816833868096.

The previous prime is 2042442042209. The next prime is 2042442042257. The reversal of 2042442042220 is 222402442402.

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, 8817102 + ... + 9045781.

It is an arithmetic number, because the mean of its divisors is an integer number (178744948746).

Almost surely, 2^{2042442042220} is an apocalyptic number.

2042442042220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042442042220 is an abundant number, since it is smaller than the sum of its proper divisors (2247436727684).

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

2042442042220 is a wasteful number, since it uses less digits than its factorization.

2042442042220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17868609 (or 17868607 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 2042442042220 its reverse (222402442402), we get a palindrome (2264844484622).

The spelling of 2042442042220 in words is "two trillion, forty-two billion, four hundred forty-two million, forty-two thousand, two hundred twenty".