120112021211004 has 144 divisors (see below), whose sum is σ = 323356499837280. Its totient is φ = 37461841735680.

The previous prime is 120112021210957. The next prime is 120112021211033. The reversal of 120112021211004 is 400112120211021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2098327824 + ... + 2098385064.

It is an arithmetic number, because the mean of its divisors is an integer number (2245531248870).

Almost surely, 2^{120112021211004} 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 120112021211004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161678249918640).

120112021211004 is an abundant number, since it is smaller than the sum of its proper divisors (203244478626276).

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

120112021211004 is a wasteful number, since it uses less digits than its factorization.

120112021211004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77260 (or 77255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120112021211004 its reverse (400112120211021), we get a palindrome (520224141422025).

The spelling of 120112021211004 in words is "one hundred twenty trillion, one hundred twelve billion, twenty-one million, two hundred eleven thousand, four".