20242235413 has 2 divisors, whose sum is σ = 20242235414. Its totient is φ = 20242235412.

The previous prime is 20242235407. The next prime is 20242235449. The reversal of 20242235413 is 31453224202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14617535409 + 5624700004 = 120903^2 + 74998^2 .

It is a cyclic number.

It is not a de Polignac number, because 20242235413 - 2⁵ = 20242235381 is a prime.

It is a super-2 number, since 2×20242235413² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20242233413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121117706 + 10121117707.

It is an arithmetic number, because the mean of its divisors is an integer number (10121117707).

Almost surely, 2^20242235413 is an apocalyptic number.

It is an amenable number.

20242235413 is a deficient number, since it is larger than the sum of its proper divisors (1).

20242235413 is an equidigital number, since it uses as much as digits as its factorization.

20242235413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 20242235413 its reverse (31453224202), we get a palindrome (51695459615).

The spelling of 20242235413 in words is "twenty billion, two hundred forty-two million, two hundred thirty-five thousand, four hundred thirteen".