122575868193 has 4 divisors (see below), whose sum is σ = 163434490928. Its totient is φ = 81717245460.

The previous prime is 122575868183. The next prime is 122575868197. The reversal of 122575868193 is 391868575221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 391868575221 = 3 ⋅130622858407.

It is not a de Polignac number, because 122575868193 - 2⁹ = 122575867681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122575868197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20429311363 + ... + 20429311368.

It is an arithmetic number, because the mean of its divisors is an integer number (40858622732).

Almost surely, 2^122575868193 is an apocalyptic number.

It is an amenable number.

122575868193 is a deficient number, since it is larger than the sum of its proper divisors (40858622735).

122575868193 is an equidigital number, since it uses as much as digits as its factorization.

122575868193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40858622734.

The product of its digits is 7257600, while the sum is 57.

The spelling of 122575868193 in words is "one hundred twenty-two billion, five hundred seventy-five million, eight hundred sixty-eight thousand, one hundred ninety-three".