20122231589711 has 2 divisors, whose sum is σ = 20122231589712. Its totient is φ = 20122231589710.

The previous prime is 20122231589689. The next prime is 20122231589717. The reversal of 20122231589711 is 11798513222102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20122231589711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20122231589717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061115794855 + 10061115794856.

It is an arithmetic number, because the mean of its divisors is an integer number (10061115794856).

Almost surely, 2^{20122231589711} is an apocalyptic number.

20122231589711 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122231589711 is an equidigital number, since it uses as much as digits as its factorization.

20122231589711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 44.

The spelling of 20122231589711 in words is "twenty trillion, one hundred twenty-two billion, two hundred thirty-one million, five hundred eighty-nine thousand, seven hundred eleven".