20221230313 has 2 divisors, whose sum is σ = 20221230314. Its totient is φ = 20221230312.

The previous prime is 20221230257. The next prime is 20221230361. The reversal of 20221230313 is 31303212202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20088243289 + 132987024 = 141733^2 + 11532^2 .

It is a cyclic number.

It is not a de Polignac number, because 20221230313 - 2⁹ = 20221229801 is a prime.

It is not a weakly prime, because it can be changed into another prime (20221230613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110615156 + 10110615157.

It is an arithmetic number, because the mean of its divisors is an integer number (10110615157).

Almost surely, 2^20221230313 is an apocalyptic number.

It is an amenable number.

20221230313 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221230313 is an equidigital number, since it uses as much as digits as its factorization.

20221230313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20221230313 its reverse (31303212202), we get a palindrome (51524442515).

The spelling of 20221230313 in words is "twenty billion, two hundred twenty-one million, two hundred thirty thousand, three hundred thirteen".