145223511224111 has 8 divisors (see below), whose sum is σ = 145720356599664. Its totient is φ = 144726820424640.

The previous prime is 145223511224087. The next prime is 145223511224149. The reversal of 145223511224111 is 111422115322541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145223511224111 - 2⁶ = 145223511224047 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 (145223511224191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36761660 + ... + 40519953.

It is an arithmetic number, because the mean of its divisors is an integer number (18215044574958).

Almost surely, 2^{145223511224111} is an apocalyptic number.

145223511224111 is a deficient number, since it is larger than the sum of its proper divisors (496845375553).

145223511224111 is an equidigital number, since it uses as much as digits as its factorization.

145223511224111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77288041.

The product of its digits is 19200, while the sum is 35.

Adding to 145223511224111 its reverse (111422115322541), we get a palindrome (256645626546652).

The spelling of 145223511224111 in words is "one hundred forty-five trillion, two hundred twenty-three billion, five hundred eleven million, two hundred twenty-four thousand, one hundred eleven".