31224234341413 has 2 divisors, whose sum is σ = 31224234341414. Its totient is φ = 31224234341412.

The previous prime is 31224234341407. The next prime is 31224234341423. The reversal of 31224234341413 is 31414343242213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23990727269089 + 7233507072324 = 4898033^2 + 2689518^2 .

It is a cyclic number.

It is not a de Polignac number, because 31224234341413 - 2¹³ = 31224234333221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31224234341423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15612117170706 + 15612117170707.

It is an arithmetic number, because the mean of its divisors is an integer number (15612117170707).

Almost surely, 2^{31224234341413} is an apocalyptic number.

It is an amenable number.

31224234341413 is a deficient number, since it is larger than the sum of its proper divisors (1).

31224234341413 is an equidigital number, since it uses as much as digits as its factorization.

31224234341413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 37.

Adding to 31224234341413 its reverse (31414343242213), we get a palindrome (62638577583626).

The spelling of 31224234341413 in words is "thirty-one trillion, two hundred twenty-four billion, two hundred thirty-four million, three hundred forty-one thousand, four hundred thirteen".