122022100112 has 80 divisors (see below), whose sum is σ = 264649918464. Its totient is φ = 54026448000.

The previous prime is 122022100111. The next prime is 122022100121. The reversal of 122022100112 is 211001220221.

It is not an unprimeable number, because it can be changed into a prime (122022100111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1710437 + ... + 1780347.

Almost surely, 2^122022100112 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 122022100112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132324959232).

122022100112 is an abundant number, since it is smaller than the sum of its proper divisors (142627818352).

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

122022100112 is a wasteful number, since it uses less digits than its factorization.

122022100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70188 (or 70182 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122022100112 its reverse (211001220221), we get a palindrome (333023320333).

The spelling of 122022100112 in words is "one hundred twenty-two billion, twenty-two million, one hundred thousand, one hundred twelve".