1331001200001 has 8 divisors (see below), whose sum is σ = 1936001745504. Its totient is φ = 806667393920.

The previous prime is 1331001199981. The next prime is 1331001200021. The reversal of 1331001200001 is 1000021001331.

It is an interprime number because it is at equal distance from previous prime (1331001199981) and next prime (1331001200021).

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 1331001200001 - 2³⁴ = 1313821330817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1331001200001.

It is not an unprimeable number, because it can be changed into a prime (1331001200021) 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, 20166684816 + ... + 20166684881.

It is an arithmetic number, because the mean of its divisors is an integer number (242000218188).

Almost surely, 2^{1331001200001} is an apocalyptic number.

1331001200001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1331001200001 is a deficient number, since it is larger than the sum of its proper divisors (605000545503).

1331001200001 is a wasteful number, since it uses less digits than its factorization.

1331001200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40333369711.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 1331001200001 its reverse (1000021001331), we get a palindrome (2331022201332).

The spelling of 1331001200001 in words is "one trillion, three hundred thirty-one billion, one million, two hundred thousand, one".