20203230220267 has 2 divisors, whose sum is σ = 20203230220268. Its totient is φ = 20203230220266.

The previous prime is 20203230220211. The next prime is 20203230220301. The reversal of 20203230220267 is 76202203230202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20203230220267 - 2¹¹ = 20203230218219 is a prime.

It is a super-2 number, since 2×20203230220267² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20203230229267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101615110133 + 10101615110134.

It is an arithmetic number, because the mean of its divisors is an integer number (10101615110134).

Almost surely, 2^{20203230220267} is an apocalyptic number.

20203230220267 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203230220267 is an equidigital number, since it uses as much as digits as its factorization.

20203230220267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 31.

Adding to 20203230220267 its reverse (76202203230202), we get a palindrome (96405433450469).

The spelling of 20203230220267 in words is "twenty trillion, two hundred three billion, two hundred thirty million, two hundred twenty thousand, two hundred sixty-seven".