323000203121131 has 4 divisors (see below), whose sum is σ = 323000239102264. Its totient is φ = 323000167140000.

The previous prime is 323000203121119. The next prime is 323000203121179. The reversal of 323000203121131 is 131121302000323.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 323000203121131 - 2¹⁵ = 323000203088363 is a prime.

It is a super-2 number, since 2×323000203121131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323000203127131) 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, 7776436 + ... + 26579566.

It is an arithmetic number, because the mean of its divisors is an integer number (80750059775566).

Almost surely, 2^{323000203121131} is an apocalyptic number.

323000203121131 is a deficient number, since it is larger than the sum of its proper divisors (35981133).

323000203121131 is a wasteful number, since it uses less digits than its factorization.

323000203121131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35981132.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 323000203121131 its reverse (131121302000323), we get a palindrome (454121505121454).

The spelling of 323000203121131 in words is "three hundred twenty-three trillion, two hundred three million, one hundred twenty-one thousand, one hundred thirty-one".