2143444032201 has 4 divisors (see below), whose sum is σ = 2857925376272. Its totient is φ = 1428962688132.

The previous prime is 2143444032199. The next prime is 2143444032203. The reversal of 2143444032201 is 1022304443412.

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 an interprime number because it is at equal distance from previous prime (2143444032199) and next prime (2143444032203).

It is not a de Polignac number, because 2143444032201 - 2¹ = 2143444032199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2143444032203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357240672031 + ... + 357240672036.

It is an arithmetic number, because the mean of its divisors is an integer number (714481344068).

Almost surely, 2^{2143444032201} is an apocalyptic number.

It is an amenable number.

2143444032201 is a deficient number, since it is larger than the sum of its proper divisors (714481344071).

2143444032201 is an equidigital number, since it uses as much as digits as its factorization.

2143444032201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714481344070.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2143444032201 its reverse (1022304443412), we get a palindrome (3165748475613).

The spelling of 2143444032201 in words is "two trillion, one hundred forty-three billion, four hundred forty-four million, thirty-two thousand, two hundred one".