122112003120 has 40 divisors (see below), whose sum is σ = 378547210416. Its totient is φ = 32563200768.

The previous prime is 122112003107. The next prime is 122112003151. The reversal of 122112003120 is 21300211221.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×122112003120² (a number of 23 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 122112003120.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 254399767 + ... + 254400246.

Almost surely, 2^122112003120 is an apocalyptic number.

122112003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122112003120 is an abundant number, since it is smaller than the sum of its proper divisors (256435207296).

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

122112003120 is a wasteful number, since it uses less digits than its factorization.

122112003120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508800029 (or 508800023 counting only the distinct ones).

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

Adding to 122112003120 its reverse (21300211221), we get a palindrome (143412214341).

The spelling of 122112003120 in words is "one hundred twenty-two billion, one hundred twelve million, three thousand, one hundred twenty".