202313231330 has 32 divisors (see below), whose sum is σ = 416204161920. Its totient is φ = 69361712640.

The previous prime is 202313231299. The next prime is 202313231357. The reversal of 202313231330 is 33132313202.

It is a junction number, because it is equal to n+sod(n) for n = 202313231296 and 202313231305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404370 + ... + 2487090.

It is an arithmetic number, because the mean of its divisors is an integer number (13006380060).

Almost surely, 2^202313231330 is an apocalyptic number.

202313231330 is an abundant number, since it is smaller than the sum of its proper divisors (213890930590).

202313231330 is a wasteful number, since it uses less digits than its factorization.

202313231330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117674.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 202313231330 its reverse (33132313202), we get a palindrome (235445544532).

The spelling of 202313231330 in words is "two hundred two billion, three hundred thirteen million, two hundred thirty-one thousand, three hundred thirty".