23303031001213 has 2 divisors, whose sum is σ = 23303031001214. Its totient is φ = 23303031001212.

The previous prime is 23303031001171. The next prime is 23303031001277. The reversal of 23303031001213 is 31210013030332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14544017850244 + 8759013150969 = 3813662^2 + 2959563^2 .

It is a cyclic number.

It is not a de Polignac number, because 23303031001213 - 2²¹ = 23303028904061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23303031001813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11651515500606 + 11651515500607.

It is an arithmetic number, because the mean of its divisors is an integer number (11651515500607).

Almost surely, 2^{23303031001213} is an apocalyptic number.

It is an amenable number.

23303031001213 is a deficient number, since it is larger than the sum of its proper divisors (1).

23303031001213 is an equidigital number, since it uses as much as digits as its factorization.

23303031001213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 23303031001213 its reverse (31210013030332), we get a palindrome (54513044031545).

The spelling of 23303031001213 in words is "twenty-three trillion, three hundred three billion, thirty-one million, one thousand, two hundred thirteen".