122031222111165 has 8 divisors (see below), whose sum is σ = 195249955377888. Its totient is φ = 65083318459280.

The previous prime is 122031222111137. The next prime is 122031222111173. The reversal of 122031222111165 is 561111222130221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122031222111165 - 2²⁴ = 122031205333949 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4067707403691 + ... + 4067707403720.

It is an arithmetic number, because the mean of its divisors is an integer number (24406244422236).

Almost surely, 2^{122031222111165} is an apocalyptic number.

122031222111165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122031222111165 is a deficient number, since it is larger than the sum of its proper divisors (73218733266723).

122031222111165 is an equidigital number, since it uses as much as digits as its factorization.

122031222111165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8135414807419.

The product of its (nonzero) digits is 2880, while the sum is 30.

Adding to 122031222111165 its reverse (561111222130221), we get a palindrome (683142444241386).

The spelling of 122031222111165 in words is "one hundred twenty-two trillion, thirty-one billion, two hundred twenty-two million, one hundred eleven thousand, one hundred sixty-five".