2001231103141 has 2 divisors, whose sum is σ = 2001231103142. Its totient is φ = 2001231103140.

The previous prime is 2001231103129. The next prime is 2001231103171. The reversal of 2001231103141 is 1413011321002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1986538026916 + 14693076225 = 1409446^2 + 121215^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001231103141 - 2²¹ = 2001229005989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001231103171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000615551570 + 1000615551571.

It is an arithmetic number, because the mean of its divisors is an integer number (1000615551571).

Almost surely, 2^{2001231103141} is an apocalyptic number.

It is an amenable number.

2001231103141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001231103141 is an equidigital number, since it uses as much as digits as its factorization.

2001231103141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2001231103141 its reverse (1413011321002), we get a palindrome (3414242424143).

The spelling of 2001231103141 in words is "two trillion, one billion, two hundred thirty-one million, one hundred three thousand, one hundred forty-one".