20031424501213 has 2 divisors, whose sum is σ = 20031424501214. Its totient is φ = 20031424501212.

The previous prime is 20031424501111. The next prime is 20031424501369. The reversal of 20031424501213 is 31210542413002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19173731803524 + 857692697689 = 4378782^2 + 926117^2 .

It is a cyclic number.

It is not a de Polignac number, because 20031424501213 - 2⁹ = 20031424500701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20031424531213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015712250606 + 10015712250607.

It is an arithmetic number, because the mean of its divisors is an integer number (10015712250607).

Almost surely, 2^{20031424501213} is an apocalyptic number.

It is an amenable number.

20031424501213 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031424501213 is an equidigital number, since it uses as much as digits as its factorization.

20031424501213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 20031424501213 its reverse (31210542413002), we get a palindrome (51241966914215).

The spelling of 20031424501213 in words is "twenty trillion, thirty-one billion, four hundred twenty-four million, five hundred one thousand, two hundred thirteen".