2145002143201 has 2 divisors, whose sum is σ = 2145002143202. Its totient is φ = 2145002143200.

The previous prime is 2145002143157. The next prime is 2145002143241. The reversal of 2145002143201 is 1023412005412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1260275664400 + 884726478801 = 1122620^2 + 940599^2 .

It is a cyclic number.

It is not a de Polignac number, because 2145002143201 - 2¹⁷ = 2145002012129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2145002143241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072501071600 + 1072501071601.

It is an arithmetic number, because the mean of its divisors is an integer number (1072501071601).

Almost surely, 2^{2145002143201} is an apocalyptic number.

It is an amenable number.

2145002143201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145002143201 is an equidigital number, since it uses as much as digits as its factorization.

2145002143201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 2145002143201 its reverse (1023412005412), we get a palindrome (3168414148613).

The spelling of 2145002143201 in words is "two trillion, one hundred forty-five billion, two million, one hundred forty-three thousand, two hundred one".