120121000120112 has 80 divisors (see below), whose sum is σ = 247469156272800. Its totient is φ = 56288158863360.

The previous prime is 120121000120109. The next prime is 120121000120133. The reversal of 120121000120112 is 211021000121021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140862314 + ... + 141712502.

It is an arithmetic number, because the mean of its divisors is an integer number (3093364453410).

Almost surely, 2^{120121000120112} 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 120121000120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123734578136400).

120121000120112 is an abundant number, since it is smaller than the sum of its proper divisors (127348156152688).

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

120121000120112 is a wasteful number, since it uses less digits than its factorization.

120121000120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852414 (or 852408 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120121000120112 its reverse (211021000121021), we get a palindrome (331142000241133).

Subtracting 120121000120112 from its reverse (211021000121021), we obtain a palindrome (90900000000909).

The spelling of 120121000120112 in words is "one hundred twenty trillion, one hundred twenty-one billion, one hundred twenty thousand, one hundred twelve".