120111010122012 has 96 divisors (see below), whose sum is σ = 346057747994112. Its totient is φ = 31574444495616.

The previous prime is 120111010122001. The next prime is 120111010122029. The reversal of 120111010122012 is 210221010111021.

It is a happy number.

It is a super-3 number, since 3×120111010122012³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120111010121982 and 120111010122000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178804443 + ... + 179474930.

It is an arithmetic number, because the mean of its divisors is an integer number (3604768208272).

Almost surely, 2^{120111010122012} is an apocalyptic number.

120111010122012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120111010122012 is an abundant number, since it is smaller than the sum of its proper divisors (225946737872100).

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

120111010122012 is a wasteful number, since it uses less digits than its factorization.

120111010122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358279707 (or 358279705 counting only the distinct ones).

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

Adding to 120111010122012 its reverse (210221010111021), we get a palindrome (330332020233033).

The spelling of 120111010122012 in words is "one hundred twenty trillion, one hundred eleven billion, ten million, one hundred twenty-two thousand, twelve".