123022612115165 has 32 divisors (see below), whose sum is σ = 169733373433344. Its totient is φ = 83850076385280.

The previous prime is 123022612115119. The next prime is 123022612115167. The reversal of 123022612115165 is 561511216220321.

It is not a de Polignac number, because 123022612115165 - 2¹⁸ = 123022611853021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123022612115167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161040305 + ... + 161802425.

It is an arithmetic number, because the mean of its divisors is an integer number (5304167919792).

Almost surely, 2^{123022612115165} is an apocalyptic number.

It is an amenable number.

123022612115165 is a deficient number, since it is larger than the sum of its proper divisors (46710761318179).

123022612115165 is a wasteful number, since it uses less digits than its factorization.

123022612115165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789917.

The product of its (nonzero) digits is 43200, while the sum is 38.

Adding to 123022612115165 its reverse (561511216220321), we get a palindrome (684533828335486).

The spelling of 123022612115165 in words is "one hundred twenty-three trillion, twenty-two billion, six hundred twelve million, one hundred fifteen thousand, one hundred sixty-five".