22021401440341 has 4 divisors (see below), whose sum is σ = 23180422568800. Its totient is φ = 20862380311884.

The previous prime is 22021401440267. The next prime is 22021401440371. The reversal of 22021401440341 is 14304410412022.

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 22021401440341 - 2¹⁷ = 22021401309269 is a prime.

It is a super-4 number, since 4×22021401440341⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021401440371) 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, 579510564201 + ... + 579510564238.

It is an arithmetic number, because the mean of its divisors is an integer number (5795105642200).

Almost surely, 2^{22021401440341} is an apocalyptic number.

It is an amenable number.

22021401440341 is a deficient number, since it is larger than the sum of its proper divisors (1159021128459).

22021401440341 is a wasteful number, since it uses less digits than its factorization.

22021401440341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159021128458.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 22021401440341 its reverse (14304410412022), we get a palindrome (36325811852363).

The spelling of 22021401440341 in words is "twenty-two trillion, twenty-one billion, four hundred one million, four hundred forty thousand, three hundred forty-one".