1320440310314 has 16 divisors (see below), whose sum is σ = 2010360867840. Its totient is φ = 650387141040.

The previous prime is 1320440310271. The next prime is 1320440310359. The reversal of 1320440310314 is 4130130440231.

It is a happy number.

It is a super-2 number, since 2×1320440310314² (a number of 25 digits) contains 22 as substring.

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, 16740509 + ... + 16819200.

It is an arithmetic number, because the mean of its divisors is an integer number (125647554240).

Almost surely, 2^{1320440310314} is an apocalyptic number.

1320440310314 is a deficient number, since it is larger than the sum of its proper divisors (689920557526).

1320440310314 is a wasteful number, since it uses less digits than its factorization.

1320440310314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33560005.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1320440310314 its reverse (4130130440231), we get a palindrome (5450570750545).

The spelling of 1320440310314 in words is "one trillion, three hundred twenty billion, four hundred forty million, three hundred ten thousand, three hundred fourteen".