2543221210001 has 8 divisors (see below), whose sum is σ = 2628062406144. Its totient is φ = 2458555126560.

The previous prime is 2543221209923. The next prime is 2543221210003. The reversal of 2543221210001 is 1000121223452.

2543221210001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2543221210001 - 2²² = 2543217015697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2543221210003) 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, 43748645 + ... + 43806738.

It is an arithmetic number, because the mean of its divisors is an integer number (328507800768).

Almost surely, 2^{2543221210001} is an apocalyptic number.

It is an amenable number.

2543221210001 is a deficient number, since it is larger than the sum of its proper divisors (84841196143).

2543221210001 is an equidigital number, since it uses as much as digits as its factorization.

2543221210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87556351.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 2543221210001 its reverse (1000121223452), we get a palindrome (3543342433453).

The spelling of 2543221210001 in words is "two trillion, five hundred forty-three billion, two hundred twenty-one million, two hundred ten thousand, one".