1320121101322 has 16 divisors (see below), whose sum is σ = 2028513525192. Its totient is φ = 643950478080.

The previous prime is 1320121101241. The next prime is 1320121101337. The reversal of 1320121101322 is 2231011210231.

It can be written as a sum of positive squares in 4 ways, for example, as 550428964281 + 769692137041 = 741909^2 + 877321^2 .

It is a super-2 number, since 2×1320121101322² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1320121101322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6778288 + ... + 6970324.

Almost surely, 2^{1320121101322} is an apocalyptic number.

1320121101322 is a deficient number, since it is larger than the sum of its proper divisors (708392423870).

1320121101322 is a wasteful number, since it uses less digits than its factorization.

1320121101322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275913.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1320121101322 its reverse (2231011210231), we get a palindrome (3551132311553).

The spelling of 1320121101322 in words is "one trillion, three hundred twenty billion, one hundred twenty-one million, one hundred one thousand, three hundred twenty-two".