1001201101201 has 4 divisors (see below), whose sum is σ = 1144229829952. Its totient is φ = 858172372452.

The previous prime is 1001201101171. The next prime is 1001201101211. The reversal of 1001201101201 is 1021011021001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1001201101201 - 2¹⁹ = 1001200576913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001201101211) 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 3 ways as a sum of consecutive naturals, for example, 71514364365 + ... + 71514364378.

It is an arithmetic number, because the mean of its divisors is an integer number (286057457488).

Almost surely, 2^{1001201101201} is an apocalyptic number.

It is an amenable number.

1001201101201 is a deficient number, since it is larger than the sum of its proper divisors (143028728751).

1001201101201 is an equidigital number, since it uses as much as digits as its factorization.

1001201101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143028728750.

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

Adding to 1001201101201 its reverse (1021011021001), we get a palindrome (2022212122202).

The spelling of 1001201101201 in words is "one trillion, one billion, two hundred one million, one hundred one thousand, two hundred one".