112121002000120 has 64 divisors (see below), whose sum is σ = 261128230272000. Its totient is φ = 43275865049088.

The previous prime is 112121002000109. The next prime is 112121002000159. The reversal of 112121002000120 is 21000200121211.

It is a super-2 number, since 2×112121002000120² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112121002000120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27131665 + ... + 30989824.

It is an arithmetic number, because the mean of its divisors is an integer number (4080128598000).

Almost surely, 2^{112121002000120} is an apocalyptic number.

112121002000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112121002000120 is an abundant number, since it is smaller than the sum of its proper divisors (149007228271880).

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

112121002000120 is a wasteful number, since it uses less digits than its factorization.

112121002000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58123192 (or 58123188 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112121002000120 its reverse (21000200121211), we get a palindrome (133121202121331).

The spelling of 112121002000120 in words is "one hundred twelve trillion, one hundred twenty-one billion, two million, one hundred twenty", and thus it is an aban number.