2124442002021 has 8 divisors (see below), whose sum is σ = 2842256877600. Its totient is φ = 1411460897232.

The previous prime is 2124442001971. The next prime is 2124442002029. The reversal of 2124442002021 is 1202002444212.

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 2124442002021 - 2¹⁴ = 2124441985637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2124442001982 and 2124442002000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124442002029) 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, 1208441671 + ... + 1208443428.

It is an arithmetic number, because the mean of its divisors is an integer number (355282109700).

Almost surely, 2^{2124442002021} is an apocalyptic number.

It is an amenable number.

2124442002021 is a deficient number, since it is larger than the sum of its proper divisors (717814875579).

2124442002021 is a wasteful number, since it uses less digits than its factorization.

2124442002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416885395.

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

Adding to 2124442002021 its reverse (1202002444212), we get a palindrome (3326444446233).

The spelling of 2124442002021 in words is "two trillion, one hundred twenty-four billion, four hundred forty-two million, two thousand, twenty-one".