22543402235041 has 4 divisors (see below), whose sum is σ = 23270608758784. Its totient is φ = 21816195711300.

The previous prime is 22543402234963. The next prime is 22543402235071. The reversal of 22543402235041 is 14053220434522.

It is a happy number.

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 22543402235041 - 2¹¹ = 22543402232993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22543402235071) 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, 363603261825 + ... + 363603261886.

It is an arithmetic number, because the mean of its divisors is an integer number (5817652189696).

Almost surely, 2^{22543402235041} is an apocalyptic number.

It is an amenable number.

22543402235041 is a deficient number, since it is larger than the sum of its proper divisors (727206523743).

22543402235041 is an equidigital number, since it uses as much as digits as its factorization.

22543402235041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727206523742.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 22543402235041 its reverse (14053220434522), we get a palindrome (36596622669563).

The spelling of 22543402235041 in words is "twenty-two trillion, five hundred forty-three billion, four hundred two million, two hundred thirty-five thousand, forty-one".