1201131300323 has 4 divisors (see below), whose sum is σ = 1214627157720. Its totient is φ = 1187635442928.

The previous prime is 1201131300263. The next prime is 1201131300331. The reversal of 1201131300323 is 3230031311021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1201131300323 - 2⁸ = 1201131300067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201131300295 and 1201131300304.

It is not an unprimeable number, because it can be changed into a prime (1201131300353) 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, 6747928565 + ... + 6747928742.

It is an arithmetic number, because the mean of its divisors is an integer number (303656789430).

Almost surely, 2^{1201131300323} is an apocalyptic number.

1201131300323 is a deficient number, since it is larger than the sum of its proper divisors (13495857397).

1201131300323 is an equidigital number, since it uses as much as digits as its factorization.

1201131300323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13495857396.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1201131300323 its reverse (3230031311021), we get a palindrome (4431162611344).

The spelling of 1201131300323 in words is "one trillion, two hundred one billion, one hundred thirty-one million, three hundred thousand, three hundred twenty-three".