122289912611 has 2 divisors, whose sum is σ = 122289912612. Its totient is φ = 122289912610.

The previous prime is 122289912599. The next prime is 122289912643. The reversal of 122289912611 is 116219982221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122289912611 - 2²² = 122285718307 is a prime.

It is not a weakly prime, because it can be changed into another prime (122289912671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61144956305 + 61144956306.

It is an arithmetic number, because the mean of its divisors is an integer number (61144956306).

Almost surely, 2^122289912611 is an apocalyptic number.

122289912611 is a deficient number, since it is larger than the sum of its proper divisors (1).

122289912611 is an equidigital number, since it uses as much as digits as its factorization.

122289912611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 44.

The spelling of 122289912611 in words is "one hundred twenty-two billion, two hundred eighty-nine million, nine hundred twelve thousand, six hundred eleven".