1000001131201 has 16 divisors (see below), whose sum is σ = 1060790420160. Its totient is φ = 939431900160.

The previous prime is 1000001131169. The next prime is 1000001131313. The reversal of 1000001131201 is 1021311000001.

It is a cyclic number.

It is not a de Polignac number, because 1000001131201 - 2⁵ = 1000001131169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000001131601) 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 15 ways as a sum of consecutive naturals, for example, 20260585 + ... + 20309881.

It is an arithmetic number, because the mean of its divisors is an integer number (66299401260).

Almost surely, 2^{1000001131201} is an apocalyptic number.

It is an amenable number.

1000001131201 is a deficient number, since it is larger than the sum of its proper divisors (60789288959).

1000001131201 is a wasteful number, since it uses less digits than its factorization.

1000001131201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51504.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1000001131201 its reverse (1021311000001), we get a palindrome (2021312131202).

The spelling of 1000001131201 in words is "one trillion, one million, one hundred thirty-one thousand, two hundred one".