2145004411201 has 8 divisors (see below), whose sum is σ = 2233343260008. Its totient is φ = 2058380880000.

The previous prime is 2145004411189. The next prime is 2145004411213. The reversal of 2145004411201 is 1021144005412.

It is an interprime number because it is at equal distance from previous prime (2145004411189) and next prime (2145004411213).

It can be written as a sum of positive squares in 4 ways, for example, as 76366559025 + 2068637852176 = 276345^2 + 1438276^2 .

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 2145004411201 - 2¹⁷ = 2145004280129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2145004411601) 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, 428826850 + ... + 428831851.

It is an arithmetic number, because the mean of its divisors is an integer number (279167907501).

Almost surely, 2^{2145004411201} is an apocalyptic number.

It is an amenable number.

2145004411201 is a deficient number, since it is larger than the sum of its proper divisors (88338848807).

2145004411201 is an equidigital number, since it uses as much as digits as its factorization.

2145004411201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857658803.

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 2145004411201 its reverse (1021144005412), we get a palindrome (3166148416613).

The spelling of 2145004411201 in words is "two trillion, one hundred forty-five billion, four million, four hundred eleven thousand, two hundred one".