1023122401326 has 12 divisors (see below), whose sum is σ = 2216765202912. Its totient is φ = 341040800436.

The previous prime is 1023122401297. The next prime is 1023122401333. The reversal of 1023122401326 is 6231042213201.

1023122401326 is a `hidden beast` number, since 1 + 0 + 2 + 312 + 24 + 0 + 1 + 326 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1023122401326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28420066686 + ... + 28420066721.

It is an arithmetic number, because the mean of its divisors is an integer number (184730433576).

Almost surely, 2^{1023122401326} is an apocalyptic number.

1023122401326 is an abundant number, since it is smaller than the sum of its proper divisors (1193642801586).

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

1023122401326 is a wasteful number, since it uses less digits than its factorization.

1023122401326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56840133415 (or 56840133412 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1023122401326 its reverse (6231042213201), we get a palindrome (7254164614527).

The spelling of 1023122401326 in words is "one trillion, twenty-three billion, one hundred twenty-two million, four hundred one thousand, three hundred twenty-six".