1240024031213 has 8 divisors (see below), whose sum is σ = 1352790144576. Its totient is φ = 1127264027200.

The previous prime is 1240024031161. The next prime is 1240024031219. The reversal of 1240024031213 is 3121304200421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1240024031213 - 2¹² = 1240024027117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240024031219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1097681 + ... + 1919622.

It is an arithmetic number, because the mean of its divisors is an integer number (169098768072).

Almost surely, 2^{1240024031213} is an apocalyptic number.

It is an amenable number.

1240024031213 is a deficient number, since it is larger than the sum of its proper divisors (112766113363).

1240024031213 is a wasteful number, since it uses less digits than its factorization.

1240024031213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054675.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1240024031213 its reverse (3121304200421), we get a palindrome (4361328231634).

The spelling of 1240024031213 in words is "one trillion, two hundred forty billion, twenty-four million, thirty-one thousand, two hundred thirteen".