2122444140323 has 12 divisors (see below), whose sum is σ = 2337221619720. Its totient is φ = 1925972770176.

The previous prime is 2122444140307. The next prime is 2122444140329. The reversal of 2122444140323 is 3230414442212.

It is a happy number.

It is not a de Polignac number, because 2122444140323 - 2⁴ = 2122444140307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2122444140323.

It is not an unprimeable number, because it can be changed into a prime (2122444140329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106420886 + ... + 106440827.

It is an arithmetic number, because the mean of its divisors is an integer number (194768468310).

Almost surely, 2^{2122444140323} is an apocalyptic number.

2122444140323 is a deficient number, since it is larger than the sum of its proper divisors (214777479397).

2122444140323 is a wasteful number, since it uses less digits than its factorization.

2122444140323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212861798 (or 212861785 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 2122444140323 its reverse (3230414442212), we get a palindrome (5352858582535).

The spelling of 2122444140323 in words is "two trillion, one hundred twenty-two billion, four hundred forty-four million, one hundred forty thousand, three hundred twenty-three".