1320001200001 has 8 divisors (see below), whose sum is σ = 1486452964608. Its totient is φ = 1161291378000.

The previous prime is 1320001199981. The next prime is 1320001200013. The reversal of 1320001200001 is 1000021000231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1320001200001 - 2⁵ = 1320001199969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320001200901) 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, 1935485290 + ... + 1935485971.

It is an arithmetic number, because the mean of its divisors is an integer number (185806620576).

Almost surely, 2^{1320001200001} is an apocalyptic number.

1320001200001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1320001200001 is a deficient number, since it is larger than the sum of its proper divisors (166451764607).

1320001200001 is a wasteful number, since it uses less digits than its factorization.

1320001200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870971303.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1320001200001 its reverse (1000021000231), we get a palindrome (2320022200232).

The spelling of 1320001200001 in words is "one trillion, three hundred twenty billion, one million, two hundred thousand, one".