22144434222101 has 4 divisors (see below), whose sum is σ = 22144450216704. Its totient is φ = 22144418227500.

The previous prime is 22144434222089. The next prime is 22144434222161. The reversal of 22144434222101 is 10122243444122.

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 22144434222101 - 2³⁰ = 22143360480277 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 (22144434222161) 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, 5700725 + ... + 8762826.

It is an arithmetic number, because the mean of its divisors is an integer number (5536112554176).

Almost surely, 2^{22144434222101} is an apocalyptic number.

It is an amenable number.

22144434222101 is a deficient number, since it is larger than the sum of its proper divisors (15994603).

22144434222101 is a wasteful number, since it uses less digits than its factorization.

22144434222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15994602.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 22144434222101 its reverse (10122243444122), we get a palindrome (32266677666223).

The spelling of 22144434222101 in words is "twenty-two trillion, one hundred forty-four billion, four hundred thirty-four million, two hundred twenty-two thousand, one hundred one".