22551545001241 has 4 divisors (see below), whose sum is σ = 22770492040192. Its totient is φ = 22332597962292.

The previous prime is 22551545001191. The next prime is 22551545001247. The reversal of 22551545001241 is 14210054515522.

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 22551545001241 - 2²¹ = 22551542904089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22551545001241.

It is not an unprimeable number, because it can be changed into a prime (22551545001247) 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, 109473519321 + ... + 109473519526.

It is an arithmetic number, because the mean of its divisors is an integer number (5692623010048).

Almost surely, 2^{22551545001241} is an apocalyptic number.

It is an amenable number.

22551545001241 is a deficient number, since it is larger than the sum of its proper divisors (218947038951).

22551545001241 is a wasteful number, since it uses less digits than its factorization.

22551545001241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218947038950.

The product of its (nonzero) digits is 80000, while the sum is 37.

Adding to 22551545001241 its reverse (14210054515522), we get a palindrome (36761599516763).

The spelling of 22551545001241 in words is "twenty-two trillion, five hundred fifty-one billion, five hundred forty-five million, one thousand, two hundred forty-one".