122123112 has 32 divisors (see below), whose sum is σ = 306250080. Its totient is φ = 40582080.

The previous prime is 122123101. The next prime is 122123117. The reversal of 122123112 is 211321221.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 122123091 and 122123100.

It is not an unprimeable number, because it can be changed into a prime (122123117) 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, 258 + ... + 15630.

It is an arithmetic number, because the mean of its divisors is an integer number (9570315).

Almost surely, 2^122123112 is an apocalyptic number.

122123112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122123112 is an abundant number, since it is smaller than the sum of its proper divisors (184126968).

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

122123112 is a wasteful number, since it uses less digits than its factorization.

122123112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15713 (or 15709 counting only the distinct ones).

The product of its digits is 48, while the sum is 15.

The square root of 122123112 is about 11050.9326303258. The cubic root of 122123112 is about 496.1343396953.

Adding to 122123112 its reverse (211321221), we get a palindrome (333444333).

The spelling of 122123112 in words is "one hundred twenty-two million, one hundred twenty-three thousand, one hundred twelve".