122110122112 has 256 divisors, whose sum is σ = 283574753280. Its totient is φ = 51831521280.

The previous prime is 122110122091. The next prime is 122110122131. The reversal of 122110122112 is 211221011221.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 362344408 + ... + 362344744.

It is an arithmetic number, because the mean of its divisors is an integer number (1107713880).

Almost surely, 2^122110122112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122110122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141787376640).

122110122112 is an abundant number, since it is smaller than the sum of its proper divisors (161464631168).

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

122110122112 is a wasteful number, since it uses less digits than its factorization.

122110122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122110122112 its reverse (211221011221), we get a palindrome (333331133333).

The spelling of 122110122112 in words is "one hundred twenty-two billion, one hundred ten million, one hundred twenty-two thousand, one hundred twelve".