120311756356 has 36 divisors (see below), whose sum is σ = 233091192880. Its totient is φ = 54293698800.

The previous prime is 120311756317. The next prime is 120311756359. The reversal of 120311756356 is 653657113021.

It is not an unprimeable number, because it can be changed into a prime (120311756359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 826890 + ... + 961441.

Almost surely, 2^120311756356 is an apocalyptic number.

It is an amenable number.

120311756356 is a deficient number, since it is larger than the sum of its proper divisors (112779436524).

120311756356 is a wasteful number, since it uses less digits than its factorization.

120311756356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788496 (or 1788483 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

Adding to 120311756356 its reverse (653657113021), we get a palindrome (773968869377).

The spelling of 120311756356 in words is "one hundred twenty billion, three hundred eleven million, seven hundred fifty-six thousand, three hundred fifty-six".