201124020413 has 2 divisors, whose sum is σ = 201124020414. Its totient is φ = 201124020412.

The previous prime is 201124020403. The next prime is 201124020491. The reversal of 201124020413 is 314020421102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190115184484 + 11008835929 = 436022^2 + 104923^2 .

It is a cyclic number.

It is not a de Polignac number, because 201124020413 - 2¹⁶ = 201123954877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201124020403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100562010206 + 100562010207.

It is an arithmetic number, because the mean of its divisors is an integer number (100562010207).

Almost surely, 2^201124020413 is an apocalyptic number.

It is an amenable number.

201124020413 is a deficient number, since it is larger than the sum of its proper divisors (1).

201124020413 is an equidigital number, since it uses as much as digits as its factorization.

201124020413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201124020413 its reverse (314020421102), we get a palindrome (515144441515).

The spelling of 201124020413 in words is "two hundred one billion, one hundred twenty-four million, twenty thousand, four hundred thirteen".