2143120001323 has 16 divisors (see below), whose sum is σ = 2463851381760. Its totient is φ = 1826063757216.

The previous prime is 2143120001311. The next prime is 2143120001413. The reversal of 2143120001323 is 3231000213412.

It is a cyclic number.

It is not a de Polignac number, because 2143120001323 - 2⁹ = 2143120000811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2143120001294 and 2143120001303.

It is not an unprimeable number, because it can be changed into a prime (2143120001303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548511 + ... + 2141752.

It is an arithmetic number, because the mean of its divisors is an integer number (153990711360).

Almost surely, 2^{2143120001323} is an apocalyptic number.

2143120001323 is a deficient number, since it is larger than the sum of its proper divisors (320731380437).

2143120001323 is a wasteful number, since it uses less digits than its factorization.

2143120001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2690946.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2143120001323 its reverse (3231000213412), we get a palindrome (5374120214735).

The spelling of 2143120001323 in words is "two trillion, one hundred forty-three billion, one hundred twenty million, one thousand, three hundred twenty-three".