122110111140 has 48 divisors (see below), whose sum is σ = 341926945920. Its totient is φ = 32560921600.

The previous prime is 122110111139. The next prime is 122110111147. The reversal of 122110111140 is 41111011221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (122110111147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1348201 + ... + 1435919.

It is an arithmetic number, because the mean of its divisors is an integer number (7123478040).

Almost surely, 2^122110111140 is an apocalyptic number.

122110111140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122110111140 is an abundant number, since it is smaller than the sum of its proper divisors (219816834780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122110111140 is a wasteful number, since it uses less digits than its factorization.

122110111140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110932 (or 110930 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 122110111140 its reverse (41111011221), we get a palindrome (163221122361).

The spelling of 122110111140 in words is "one hundred twenty-two billion, one hundred ten million, one hundred eleven thousand, one hundred forty".