2042220044000 has 48 divisors (see below), whose sum is σ = 5017734657936. Its totient is φ = 816888016000.

The previous prime is 2042220043939. The next prime is 2042220044027. The reversal of 2042220044000 is 4400222402.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 255273506 + ... + 255281505.

It is an arithmetic number, because the mean of its divisors is an integer number (104536138707).

Almost surely, 2^{2042220044000} is an apocalyptic number.

2042220044000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042220044000 is an abundant number, since it is smaller than the sum of its proper divisors (2975514613936).

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

2042220044000 is an equidigital number, since it uses as much as digits as its factorization.

2042220044000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510555036 (or 510555018 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 2042220044000 its reverse (4400222402), we get a palindrome (2046620266402).

The spelling of 2042220044000 in words is "two trillion, forty-two billion, two hundred twenty million, forty-four thousand".