1320240131122 has 16 divisors (see below), whose sum is σ = 2218781941632. Its totient is φ = 583889983920.

The previous prime is 1320240131107. The next prime is 1320240131143. The reversal of 1320240131122 is 2211310420231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1320240131093 and 1320240131102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 810957498 + ... + 810959125.

It is an arithmetic number, because the mean of its divisors is an integer number (138673871352).

Almost surely, 2^{1320240131122} is an apocalyptic number.

1320240131122 is a deficient number, since it is larger than the sum of its proper divisors (898541810510).

1320240131122 is a wasteful number, since it uses less digits than its factorization.

1320240131122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621916673.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1320240131122 its reverse (2211310420231), we get a palindrome (3531550551353).

The spelling of 1320240131122 in words is "one trillion, three hundred twenty billion, two hundred forty million, one hundred thirty-one thousand, one hundred twenty-two".