1023313233213 has 16 divisors (see below), whose sum is σ = 1538646765760. Its totient is φ = 672026599728.

The previous prime is 1023313233203. The next prime is 1023313233253. The reversal of 1023313233213 is 3123323133201.

1023313233213 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 313 + 2 + 332 + 13 = 666.

1023313233213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1023313233213 - 2⁸ = 1023313232957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023313233203) 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, 282837670 + ... + 282841287.

It is an arithmetic number, because the mean of its divisors is an integer number (96165422860).

Almost surely, 2^{1023313233213} is an apocalyptic number.

It is an amenable number.

1023313233213 is a deficient number, since it is larger than the sum of its proper divisors (515333532547).

1023313233213 is an equidigital number, since it uses as much as digits as its factorization.

1023313233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565679033 (or 565679027 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 1023313233213 its reverse (3123323133201), we get a palindrome (4146636366414).

The spelling of 1023313233213 in words is "one trillion, twenty-three billion, three hundred thirteen million, two hundred thirty-three thousand, two hundred thirteen".