23211142063 has 2 divisors, whose sum is σ = 23211142064. Its totient is φ = 23211142062.

The previous prime is 23211142037. The next prime is 23211142103. The reversal of 23211142063 is 36024111232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23211142063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23211142363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605571031 + 11605571032.

It is an arithmetic number, because the mean of its divisors is an integer number (11605571032).

Almost surely, 2^23211142063 is an apocalyptic number.

23211142063 is a deficient number, since it is larger than the sum of its proper divisors (1).

23211142063 is an equidigital number, since it uses as much as digits as its factorization.

23211142063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 23211142063 its reverse (36024111232), we get a palindrome (59235253295).

The spelling of 23211142063 in words is "twenty-three billion, two hundred eleven million, one hundred forty-two thousand, sixty-three".