1244215352241 has 24 divisors (see below), whose sum is σ = 1961855706720. Its totient is φ = 785820219552.

The previous prime is 1244215352213. The next prime is 1244215352291. The reversal of 1244215352241 is 1422535124421.

1244215352241 is a `hidden beast` number, since 1 + 2 + 4 + 42 + 1 + 53 + 522 + 41 = 666.

It is not a de Polignac number, because 1244215352241 - 2⁵ = 1244215352209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1244215352196 and 1244215352205.

It is not an unprimeable number, because it can be changed into a prime (1244215352291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134738220 + ... + 134747453.

It is an arithmetic number, because the mean of its divisors is an integer number (81743987780).

Almost surely, 2^{1244215352241} is an apocalyptic number.

It is an amenable number.

1244215352241 is a deficient number, since it is larger than the sum of its proper divisors (717640354479).

1244215352241 is an equidigital number, since it uses as much as digits as its factorization.

1244215352241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269485707 (or 269485695 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The spelling of 1244215352241 in words is "one trillion, two hundred forty-four billion, two hundred fifteen million, three hundred fifty-two thousand, two hundred forty-one".