2022002431421 has 4 divisors (see below), whose sum is σ = 2310859921632. Its totient is φ = 1733144941212.

The previous prime is 2022002431333. The next prime is 2022002431453. The reversal of 2022002431421 is 1241342002202.

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 2022002431421 - 2¹⁰ = 2022002430397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022002431921) 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, 144428745095 + ... + 144428745108.

It is an arithmetic number, because the mean of its divisors is an integer number (577714980408).

Almost surely, 2^{2022002431421} is an apocalyptic number.

It is an amenable number.

2022002431421 is a deficient number, since it is larger than the sum of its proper divisors (288857490211).

2022002431421 is an equidigital number, since it uses as much as digits as its factorization.

2022002431421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288857490210.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2022002431421 its reverse (1241342002202), we get a palindrome (3263344433623).

The spelling of 2022002431421 in words is "two trillion, twenty-two billion, two million, four hundred thirty-one thousand, four hundred twenty-one".