120001112211012 has 24 divisors (see below), whose sum is σ = 280003287594912. Its totient is φ = 40000271817600.

The previous prime is 120001112211011. The next prime is 120001112211017. The reversal of 120001112211012 is 210112211100021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120001112210982 and 120001112211000.

It is not an unprimeable number, because it can be changed into a prime (120001112211011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7224789 + ... + 17093852.

It is an arithmetic number, because the mean of its divisors is an integer number (11666803649788).

Almost surely, 2^{120001112211012} is an apocalyptic number.

120001112211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120001112211012 is an abundant number, since it is smaller than the sum of its proper divisors (160002175383900).

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

120001112211012 is a wasteful number, since it uses less digits than its factorization.

120001112211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24729859 (or 24729857 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120001112211012 its reverse (210112211100021), we get a palindrome (330113323311033).

The spelling of 120001112211012 in words is "one hundred twenty trillion, one billion, one hundred twelve million, two hundred eleven thousand, twelve".