2422443021 has 8 divisors (see below), whose sum is σ = 3317219424. Its totient is φ = 1571314320.

The previous prime is 2422443011. The next prime is 2422443031. The reversal of 2422443021 is 1203442242.

It is an interprime number because it is at equal distance from previous prime (2422443011) and next prime (2422443031).

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

It is not a de Polignac number, because 2422443021 - 2¹⁵ = 2422410253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2422442982 and 2422443000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422443011) 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, 10911795 + ... + 10912016.

It is an arithmetic number, because the mean of its divisors is an integer number (414652428).

Almost surely, 2^2422443021 is an apocalyptic number.

It is an amenable number.

2422443021 is a deficient number, since it is larger than the sum of its proper divisors (894776403).

2422443021 is a wasteful number, since it uses less digits than its factorization.

2422443021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21823851.

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

The square root of 2422443021 is about 49218.3199733595. The cubic root of 2422443021 is about 1343.0263190915.

Adding to 2422443021 its reverse (1203442242), we get a palindrome (3625885263).

The spelling of 2422443021 in words is "two billion, four hundred twenty-two million, four hundred forty-three thousand, twenty-one".