1322123131242 has 48 divisors (see below), whose sum is σ = 2868376972032. Its totient is φ = 440127043200.

The previous prime is 1322123131207. The next prime is 1322123131247. The reversal of 1322123131242 is 2421313212231.

1322123131242 is a `hidden beast` number, since 1 + 3 + 221 + 2 + 313 + 124 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1322123131247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45533533 + ... + 45562559.

It is an arithmetic number, because the mean of its divisors is an integer number (59757853584).

Almost surely, 2^{1322123131242} is an apocalyptic number.

1322123131242 is an abundant number, since it is smaller than the sum of its proper divisors (1546253840790).

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

1322123131242 is a wasteful number, since it uses less digits than its factorization.

1322123131242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32283 (or 32280 counting only the distinct ones).

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

Adding to 1322123131242 its reverse (2421313212231), we get a palindrome (3743436343473).

The spelling of 1322123131242 in words is "one trillion, three hundred twenty-two billion, one hundred twenty-three million, one hundred thirty-one thousand, two hundred forty-two".