120012012121120 has 96 divisors (see below), whose sum is σ = 324291870000000. Its totient is φ = 41114031169536.

The previous prime is 120012012121093. The next prime is 120012012121121. The reversal of 120012012121120 is 21121210210021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 120012012121094 and 120012012121103.

It is not an unprimeable number, because it can be changed into a prime (120012012121121) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 41496870 + ... + 44294629.

It is an arithmetic number, because the mean of its divisors is an integer number (3378040312500).

Almost surely, 2^{120012012121120} is an apocalyptic number.

120012012121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012012121120 is an abundant number, since it is smaller than the sum of its proper divisors (204279857878880).

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

120012012121120 is a wasteful number, since it uses less digits than its factorization.

120012012121120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85792770 (or 85792762 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120012012121120 its reverse (21121210210021), we get a palindrome (141133222331141).

The spelling of 120012012121120 in words is "one hundred twenty trillion, twelve billion, twelve million, one hundred twenty-one thousand, one hundred twenty".