1213331300331 has 16 divisors (see below), whose sum is σ = 1713308838144. Its totient is φ = 762170469984.

The previous prime is 1213331300317. The next prime is 1213331300383. The reversal of 1213331300331 is 1330031333121.

It is not a de Polignac number, because 1213331300331 - 2⁶ = 1213331300267 is a prime.

It is a super-2 number, since 2×1213331300331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1213331300131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131223076 + ... + 131232321.

It is an arithmetic number, because the mean of its divisors is an integer number (107081802384).

Almost surely, 2^{1213331300331} is an apocalyptic number.

1213331300331 is a deficient number, since it is larger than the sum of its proper divisors (499977537813).

1213331300331 is a wasteful number, since it uses less digits than its factorization.

1213331300331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262455490.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1213331300331 its reverse (1330031333121), we get a palindrome (2543362633452).

The spelling of 1213331300331 in words is "one trillion, two hundred thirteen billion, three hundred thirty-one million, three hundred thousand, three hundred thirty-one".