23002020247 has 2 divisors, whose sum is σ = 23002020248. Its totient is φ = 23002020246.

The previous prime is 23002020211. The next prime is 23002020257. The reversal of 23002020247 is 74202020032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23002020247 is a prime.

It is a super-4 number, since 4×23002020247⁴ (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23002020257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501010123 + 11501010124.

It is an arithmetic number, because the mean of its divisors is an integer number (11501010124).

Almost surely, 2^23002020247 is an apocalyptic number.

23002020247 is a deficient number, since it is larger than the sum of its proper divisors (1).

23002020247 is an equidigital number, since it uses as much as digits as its factorization.

23002020247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 22.

Adding to 23002020247 its reverse (74202020032), we get a palindrome (97204040279).

The spelling of 23002020247 in words is "twenty-three billion, two million, twenty thousand, two hundred forty-seven".