122111110113 has 8 divisors (see below), whose sum is σ = 163345156128. Its totient is φ = 81142235424.

The previous prime is 122111110103. The next prime is 122111110129. The reversal of 122111110113 is 311011111221.

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

It is not a de Polignac number, because 122111110113 - 2¹³ = 122111101921 is a prime.

It is a super-2 number, since 2×122111110113² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122111110092 and 122111110101.

It is not an unprimeable number, because it can be changed into a prime (122111110103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66291756 + ... + 66293597.

It is an arithmetic number, because the mean of its divisors is an integer number (20418144516).

Almost surely, 2^122111110113 is an apocalyptic number.

It is an amenable number.

122111110113 is a deficient number, since it is larger than the sum of its proper divisors (41234046015).

122111110113 is a wasteful number, since it uses less digits than its factorization.

122111110113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132585663.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 122111110113 its reverse (311011111221), we get a palindrome (433122221334).

The spelling of 122111110113 in words is "one hundred twenty-two billion, one hundred eleven million, one hundred ten thousand, one hundred thirteen".