122110012112111 has 8 divisors (see below), whose sum is σ = 122244087083184. Its totient is φ = 121975998664320.

The previous prime is 122110012112107. The next prime is 122110012112129. The reversal of 122110012112111 is 111211210011221.

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

It is a cyclic number.

It is not a de Polignac number, because 122110012112111 - 2² = 122110012112107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122110012112111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122110012112191) by changing a digit.

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, 11408525 + ... + 19348758.

It is an arithmetic number, because the mean of its divisors is an integer number (15280510885398).

Almost surely, 2^{122110012112111} is an apocalyptic number.

122110012112111 is a deficient number, since it is larger than the sum of its proper divisors (134074971073).

122110012112111 is a wasteful number, since it uses less digits than its factorization.

122110012112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30761641.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 122110012112111 its reverse (111211210011221), we get a palindrome (233321222123332).

The spelling of 122110012112111 in words is "one hundred twenty-two trillion, one hundred ten billion, twelve million, one hundred twelve thousand, one hundred eleven".