123122123532111 has 16 divisors (see below), whose sum is σ = 179429147199360. Its totient is φ = 74476792948320.

The previous prime is 123122123532073. The next prime is 123122123532113. The reversal of 123122123532111 is 111235321221321.

It is not a de Polignac number, because 123122123532111 - 2⁶ = 123122123532047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123122123532113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3566878956 + ... + 3566913473.

It is an arithmetic number, because the mean of its divisors is an integer number (11214321699960).

Almost surely, 2^{123122123532111} is an apocalyptic number.

123122123532111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123122123532111 is a deficient number, since it is larger than the sum of its proper divisors (56307023667249).

123122123532111 is a wasteful number, since it uses less digits than its factorization.

123122123532111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7133792966.

The product of its digits is 4320, while the sum is 30.

Adding to 123122123532111 its reverse (111235321221321), we get a palindrome (234357444753432).

The spelling of 123122123532111 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, one hundred twenty-three million, five hundred thirty-two thousand, one hundred eleven".