2143332226260 has 144 divisors (see below), whose sum is σ = 6541956819216. Its totient is φ = 567996420096.

The previous prime is 2143332226237. The next prime is 2143332226261. The reversal of 2143332226260 is 626222333412.

2143332226260 is a `hidden beast` number, since 2 + 1 + 4 + 3 + 3 + 3 + 2 + 22 + 626 + 0 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 408558742596 + 1734773483664 = 639186^2 + 1317108^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143332226261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 75251142 + ... + 75279618.

It is an arithmetic number, because the mean of its divisors is an integer number (45430255689).

Almost surely, 2^{2143332226260} is an apocalyptic number.

2143332226260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2143332226260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3270978409608).

2143332226260 is an abundant number, since it is smaller than the sum of its proper divisors (4398624592956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2143332226260 is a wasteful number, since it uses less digits than its factorization.

2143332226260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31082 (or 31077 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 2143332226260 its reverse (626222333412), we get a palindrome (2769554559672).

The spelling of 2143332226260 in words is "two trillion, one hundred forty-three billion, three hundred thirty-two million, two hundred twenty-six thousand, two hundred sixty".