1244242311105 has 16 divisors (see below), whose sum is σ = 2005318998144. Its totient is φ = 658752132480.

The previous prime is 1244242311049. The next prime is 1244242311209. The reversal of 1244242311105 is 5011132424421.

It is not a de Polignac number, because 1244242311105 - 2¹⁰ = 1244242310081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302733301 + ... + 302737410.

It is an arithmetic number, because the mean of its divisors is an integer number (125332437384).

Almost surely, 2^{1244242311105} is an apocalyptic number.

1244242311105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1244242311105 is a deficient number, since it is larger than the sum of its proper divisors (761076687039).

1244242311105 is a wasteful number, since it uses less digits than its factorization.

1244242311105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605470856.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1244242311105 its reverse (5011132424421), we get a palindrome (6255374735526).

The spelling of 1244242311105 in words is "one trillion, two hundred forty-four billion, two hundred forty-two million, three hundred eleven thousand, one hundred five".