202301323013 has 2 divisors, whose sum is σ = 202301323014. Its totient is φ = 202301323012.

The previous prime is 202301323001. The next prime is 202301323109. The reversal of 202301323013 is 310323103202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149600315524 + 52701007489 = 386782^2 + 229567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202301323013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202301328013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101150661506 + 101150661507.

It is an arithmetic number, because the mean of its divisors is an integer number (101150661507).

Almost surely, 2^202301323013 is an apocalyptic number.

It is an amenable number.

202301323013 is a deficient number, since it is larger than the sum of its proper divisors (1).

202301323013 is an equidigital number, since it uses as much as digits as its factorization.

202301323013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 202301323013 its reverse (310323103202), we get a palindrome (512624426215).

The spelling of 202301323013 in words is "two hundred two billion, three hundred one million, three hundred twenty-three thousand, thirteen".