101320122289 has 2 divisors, whose sum is σ = 101320122290. Its totient is φ = 101320122288.

The previous prime is 101320122217. The next prime is 101320122341. The reversal of 101320122289 is 982221023101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88555641889 + 12764480400 = 297583^2 + 112980^2 .

It is a cyclic number.

It is not a de Polignac number, because 101320122289 - 2²⁵ = 101286567857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101320122289.

It is not a weakly prime, because it can be changed into another prime (101320152289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660061144 + 50660061145.

It is an arithmetic number, because the mean of its divisors is an integer number (50660061145).

Almost surely, 2^101320122289 is an apocalyptic number.

It is an amenable number.

101320122289 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320122289 is an equidigital number, since it uses as much as digits as its factorization.

101320122289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 101320122289 in words is "one hundred one billion, three hundred twenty million, one hundred twenty-two thousand, two hundred eighty-nine".