1320750217354 has 16 divisors (see below), whose sum is σ = 1981941147648. Its totient is φ = 660103229232.

The previous prime is 1320750217349. The next prime is 1320750217361. The reversal of 1320750217354 is 4537120570231.

It is a happy number.

It is a super-2 number, since 2×1320750217354² (a number of 25 digits) contains 22 as substring.

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, 80148964 + ... + 80165440.

It is an arithmetic number, because the mean of its divisors is an integer number (123871321728).

Almost surely, 2^{1320750217354} is an apocalyptic number.

1320750217354 is a deficient number, since it is larger than the sum of its proper divisors (661190930294).

1320750217354 is a wasteful number, since it uses less digits than its factorization.

1320750217354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30549.

The product of its (nonzero) digits is 176400, while the sum is 40.

Adding to 1320750217354 its reverse (4537120570231), we get a palindrome (5857870787585).

The spelling of 1320750217354 in words is "one trillion, three hundred twenty billion, seven hundred fifty million, two hundred seventeen thousand, three hundred fifty-four".