23202320387 has 2 divisors, whose sum is σ = 23202320388. Its totient is φ = 23202320386.

The previous prime is 23202320321. The next prime is 23202320399. The reversal of 23202320387 is 78302320232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23202320387 - 2¹⁶ = 23202254851 is a prime.

It is not a weakly prime, because it can be changed into another prime (23202320287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11601160193 + 11601160194.

It is an arithmetic number, because the mean of its divisors is an integer number (11601160194).

Almost surely, 2^23202320387 is an apocalyptic number.

23202320387 is a deficient number, since it is larger than the sum of its proper divisors (1).

23202320387 is an equidigital number, since it uses as much as digits as its factorization.

23202320387 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 32.

The spelling of 23202320387 in words is "twenty-three billion, two hundred two million, three hundred twenty thousand, three hundred eighty-seven".