12641245411222 has 4 divisors (see below), whose sum is σ = 18961868116836. Its totient is φ = 6320622705610.

The previous prime is 12641245411213. The next prime is 12641245411241. The reversal of 12641245411222 is 22211454214621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3160311352804 + ... + 3160311352807.

It is an arithmetic number, because the mean of its divisors is an integer number (4740467029209).

Almost surely, 2^{12641245411222} is an apocalyptic number.

12641245411222 is a deficient number, since it is larger than the sum of its proper divisors (6320622705614).

12641245411222 is an equidigital number, since it uses as much as digits as its factorization.

12641245411222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6320622705613.

The product of its digits is 61440, while the sum is 37.

Adding to 12641245411222 its reverse (22211454214621), we get a palindrome (34852699625843).

The spelling of 12641245411222 in words is "twelve trillion, six hundred forty-one billion, two hundred forty-five million, four hundred eleven thousand, two hundred twenty-two".