2044022214021 has 4 divisors (see below), whose sum is σ = 2725362952032. Its totient is φ = 1362681476012.

The previous prime is 2044022214019. The next prime is 2044022214037. The reversal of 2044022214021 is 1204122204402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2044022214021 - 2¹ = 2044022214019 is a prime.

It is a super-2 number, since 2×2044022214021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2044022213982 and 2044022214000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044022214001) 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, 340670369001 + ... + 340670369006.

It is an arithmetic number, because the mean of its divisors is an integer number (681340738008).

Almost surely, 2^{2044022214021} is an apocalyptic number.

It is an amenable number.

2044022214021 is a deficient number, since it is larger than the sum of its proper divisors (681340738011).

2044022214021 is an equidigital number, since it uses as much as digits as its factorization.

2044022214021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681340738010.

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

Adding to 2044022214021 its reverse (1204122204402), we get a palindrome (3248144418423).

The spelling of 2044022214021 in words is "two trillion, forty-four billion, twenty-two million, two hundred fourteen thousand, twenty-one".