1320101121344 has 28 divisors (see below), whose sum is σ = 2733470259744. Its totient is φ = 631352709504.

The previous prime is 1320101121307. The next prime is 1320101121349. The reversal of 1320101121344 is 4431211010231.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320101121349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448402442 + ... + 448405385.

It is an arithmetic number, because the mean of its divisors is an integer number (97623937848).

Almost surely, 2^{1320101121344} is an apocalyptic number.

It is an amenable number.

1320101121344 is an abundant number, since it is smaller than the sum of its proper divisors (1413369138400).

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

1320101121344 is an equidigital number, since it uses as much as digits as its factorization.

1320101121344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896807862 (or 896807852 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1320101121344 its reverse (4431211010231), we get a palindrome (5751312131575).

The spelling of 1320101121344 in words is "one trillion, three hundred twenty billion, one hundred one million, one hundred twenty-one thousand, three hundred forty-four".