2220442041021 has 8 divisors (see below), whose sum is σ = 2960596444704. Its totient is φ = 1480291165680.

The previous prime is 2220442041011. The next prime is 2220442041023. The reversal of 2220442041021 is 1201402440222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2220442041021 - 2¹¹ = 2220442038973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220442040982 and 2220442041000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220442041023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523610 + ... + 2600436.

It is an arithmetic number, because the mean of its divisors is an integer number (370074555588).

Almost surely, 2^{2220442041021} is an apocalyptic number.

It is an amenable number.

2220442041021 is a deficient number, since it is larger than the sum of its proper divisors (740154403683).

2220442041021 is a wasteful number, since it uses less digits than its factorization.

2220442041021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764171.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 2220442041021 its reverse (1201402440222), we get a palindrome (3421844481243).

The spelling of 2220442041021 in words is "two trillion, two hundred twenty billion, four hundred forty-two million, forty-one thousand, twenty-one".