1241123402013 has 16 divisors (see below), whose sum is σ = 1805335589376. Its totient is φ = 752168840240.

The previous prime is 1241123402011. The next prime is 1241123402021. The reversal of 1241123402013 is 3102043211421.

It is a cyclic number.

It is not a de Polignac number, because 1241123402013 - 2¹ = 1241123402011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241123402011) 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, 268456 + ... + 1598222.

It is an arithmetic number, because the mean of its divisors is an integer number (112833474336).

Almost surely, 2^{1241123402013} is an apocalyptic number.

It is an amenable number.

1241123402013 is a deficient number, since it is larger than the sum of its proper divisors (564212187363).

1241123402013 is a wasteful number, since it uses less digits than its factorization.

1241123402013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358064.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1241123402013 its reverse (3102043211421), we get a palindrome (4343166613434).

The spelling of 1241123402013 in words is "one trillion, two hundred forty-one billion, one hundred twenty-three million, four hundred two thousand, thirteen".