122264547205 has 4 divisors (see below), whose sum is σ = 146717456652. Its totient is φ = 97811637760.

The previous prime is 122264547193. The next prime is 122264547227. The reversal of 122264547205 is 502745462221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82657975009 + 39606572196 = 287503^2 + 199014^2 .

It is not a de Polignac number, because 122264547205 - 2¹³ = 122264539013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12226454716 + ... + 12226454725.

It is an arithmetic number, because the mean of its divisors is an integer number (36679364163).

Almost surely, 2^122264547205 is an apocalyptic number.

It is an amenable number.

122264547205 is a deficient number, since it is larger than the sum of its proper divisors (24452909447).

122264547205 is an equidigital number, since it uses as much as digits as its factorization.

122264547205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24452909446.

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 122264547205 in words is "one hundred twenty-two billion, two hundred sixty-four million, five hundred forty-seven thousand, two hundred five".