1241312314521 has 16 divisors (see below), whose sum is σ = 1655825371200. Its totient is φ = 827170498560.

The previous prime is 1241312314493. The next prime is 1241312314589. The reversal of 1241312314521 is 1254132131421.

It is not a de Polignac number, because 1241312314521 - 2⁹ = 1241312314009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1241312310521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106261801 + ... + 106273481.

It is an arithmetic number, because the mean of its divisors is an integer number (103489085700).

Almost surely, 2^{1241312314521} is an apocalyptic number.

It is an amenable number.

1241312314521 is a deficient number, since it is larger than the sum of its proper divisors (414513056679).

1241312314521 is a wasteful number, since it uses less digits than its factorization.

1241312314521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24536.

The product of its digits is 5760, while the sum is 30.

Adding to 1241312314521 its reverse (1254132131421), we get a palindrome (2495444445942).

The spelling of 1241312314521 in words is "one trillion, two hundred forty-one billion, three hundred twelve million, three hundred fourteen thousand, five hundred twenty-one".