120312011332001 has 16 divisors (see below), whose sum is σ = 123808548420480. Its totient is φ = 116847825454080.

The previous prime is 120312011331997. The next prime is 120312011332013. The reversal of 120312011332001 is 100233110213021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120312011332001 - 2² = 120312011331997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120312011332031) 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, 13366691 + ... + 20476631.

It is an arithmetic number, because the mean of its divisors is an integer number (7738034276280).

Almost surely, 2^{120312011332001} is an apocalyptic number.

It is an amenable number.

120312011332001 is a deficient number, since it is larger than the sum of its proper divisors (3496537088479).

120312011332001 is a wasteful number, since it uses less digits than its factorization.

120312011332001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7112216.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 120312011332001 its reverse (100233110213021), we get a palindrome (220545121545022).

The spelling of 120312011332001 in words is "one hundred twenty trillion, three hundred twelve billion, eleven million, three hundred thirty-two thousand, one".