120012110010001 has 16 divisors (see below), whose sum is σ = 131230152260928. Its totient is φ = 108845559129600.

The previous prime is 120012110009843. The next prime is 120012110010017. The reversal of 120012110010001 is 100010011210021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120012110010001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120012110010001.

It is not an unprimeable number, because it can be changed into a prime (120012110014001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8549865 + ... + 17695321.

It is an arithmetic number, because the mean of its divisors is an integer number (8201884516308).

Almost surely, 2^{120012110010001} is an apocalyptic number.

120012110010001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120012110010001 is a deficient number, since it is larger than the sum of its proper divisors (11218042250927).

120012110010001 is a wasteful number, since it uses less digits than its factorization.

120012110010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9148272.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120012110010001 its reverse (100010011210021), we get a palindrome (220022121220022).

The spelling of 120012110010001 in words is "one hundred twenty trillion, twelve billion, one hundred ten million, ten thousand, one".