122260426069 has 4 divisors (see below), whose sum is σ = 126476302860. Its totient is φ = 118044549280.

The previous prime is 122260426063. The next prime is 122260426097. The reversal of 122260426069 is 960624062221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 960624062221 = 89 ⋅10793528789.

It can be written as a sum of positive squares in 2 ways, for example, as 69216348100 + 53044077969 = 263090^2 + 230313^2 .

It is a cyclic number.

It is not a de Polignac number, because 122260426069 - 2⁷ = 122260425941 is a prime.

It is a super-2 number, since 2×122260426069² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122260426063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2107938352 + ... + 2107938409.

It is an arithmetic number, because the mean of its divisors is an integer number (31619075715).

Almost surely, 2^122260426069 is an apocalyptic number.

It is an amenable number.

122260426069 is a deficient number, since it is larger than the sum of its proper divisors (4215876791).

122260426069 is an equidigital number, since it uses as much as digits as its factorization.

122260426069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4215876790.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 122260426069 in words is "one hundred twenty-two billion, two hundred sixty million, four hundred twenty-six thousand, sixty-nine".