2022401210421 has 4 divisors (see below), whose sum is σ = 2696534947232. Its totient is φ = 1348267473612.

The previous prime is 2022401210419. The next prime is 2022401210437. The reversal of 2022401210421 is 1240121042202.

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 not a de Polignac number, because 2022401210421 - 2¹ = 2022401210419 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 (2022401260421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337066868401 + ... + 337066868406.

It is an arithmetic number, because the mean of its divisors is an integer number (674133736808).

Almost surely, 2^{2022401210421} is an apocalyptic number.

It is an amenable number.

2022401210421 is a deficient number, since it is larger than the sum of its proper divisors (674133736811).

2022401210421 is an equidigital number, since it uses as much as digits as its factorization.

2022401210421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674133736810.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 2022401210421 its reverse (1240121042202), we get a palindrome (3262522252623).

The spelling of 2022401210421 in words is "two trillion, twenty-two billion, four hundred one million, two hundred ten thousand, four hundred twenty-one".