2420021203044 has 12 divisors (see below), whose sum is σ = 5646716140464. Its totient is φ = 806673734344.

The previous prime is 2420021203043. The next prime is 2420021203049. The reversal of 2420021203044 is 4403021200242.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2420021203043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100834216782 + ... + 100834216805.

It is an arithmetic number, because the mean of its divisors is an integer number (470559678372).

Almost surely, 2^{2420021203044} is an apocalyptic number.

It is an amenable number.

2420021203044 is an abundant number, since it is smaller than the sum of its proper divisors (3226694937420).

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

2420021203044 is a wasteful number, since it uses less digits than its factorization.

2420021203044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201668433594 (or 201668433592 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 2420021203044 its reverse (4403021200242), we get a palindrome (6823042403286).

The spelling of 2420021203044 in words is "two trillion, four hundred twenty billion, twenty-one million, two hundred three thousand, forty-four".