1001101143203 has 8 divisors (see below), whose sum is σ = 1193859748608. Its totient is φ = 820778576904.

The previous prime is 1001101143121. The next prime is 1001101143221. The reversal of 1001101143203 is 3023411011001.

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 1001101143203 - 2¹⁰ = 1001101142179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001101140203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3109009601 + ... + 3109009922.

It is an arithmetic number, because the mean of its divisors is an integer number (149232468576).

Almost surely, 2^{1001101143203} is an apocalyptic number.

1001101143203 is a deficient number, since it is larger than the sum of its proper divisors (192758605405).

1001101143203 is an equidigital number, since it uses as much as digits as its factorization.

1001101143203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6218019553.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1001101143203 its reverse (3023411011001), we get a palindrome (4024512154204).

The spelling of 1001101143203 in words is "one trillion, one billion, one hundred one million, one hundred forty-three thousand, two hundred three".