120011021220012 has 96 divisors (see below), whose sum is σ = 306515653617600. Its totient is φ = 36320429998080.

The previous prime is 120011021220011. The next prime is 120011021220019. The reversal of 120011021220012 is 210022120110021.

It is a junction number, because it is equal to n+sod(n) for n = 120011021219973 and 120011021220000.

It is not an unprimeable number, because it can be changed into a prime (120011021220011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 755424364 + ... + 755583212.

It is an arithmetic number, because the mean of its divisors is an integer number (3192871391850).

Almost surely, 2^{120011021220012} is an apocalyptic number.

120011021220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120011021220012 is an abundant number, since it is smaller than the sum of its proper divisors (186504632397588).

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

120011021220012 is a wasteful number, since it uses less digits than its factorization.

120011021220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238323 (or 238321 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120011021220012 its reverse (210022120110021), we get a palindrome (330033141330033).

The spelling of 120011021220012 in words is "one hundred twenty trillion, eleven billion, twenty-one million, two hundred twenty thousand, twelve".