23142211431811 has 2 divisors, whose sum is σ = 23142211431812. Its totient is φ = 23142211431810.

The previous prime is 23142211431761. The next prime is 23142211431853. The reversal of 23142211431811 is 11813411224132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23142211431811 - 2¹⁹ = 23142210907523 is a prime.

It is not a weakly prime, because it can be changed into another prime (23142211431011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11571105715905 + 11571105715906.

It is an arithmetic number, because the mean of its divisors is an integer number (11571105715906).

Almost surely, 2^{23142211431811} is an apocalyptic number.

23142211431811 is a deficient number, since it is larger than the sum of its proper divisors (1).

23142211431811 is an equidigital number, since it uses as much as digits as its factorization.

23142211431811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 34.

Adding to 23142211431811 its reverse (11813411224132), we get a palindrome (34955622655943).

The spelling of 23142211431811 in words is "twenty-three trillion, one hundred forty-two billion, two hundred eleven million, four hundred thirty-one thousand, eight hundred eleven".