323303130121231 has 4 divisors (see below), whose sum is σ = 348172601669032. Its totient is φ = 298433658573432.

The previous prime is 323303130121123. The next prime is 323303130121267. The reversal of 323303130121231 is 132121031303323.

It is a happy number.

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 323303130121231 - 2⁴¹ = 321104106865679 is a prime.

It is a super-2 number, since 2×323303130121231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323303130121231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323303130121291) 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, 12434735773881 + ... + 12434735773906.

It is an arithmetic number, because the mean of its divisors is an integer number (87043150417258).

Almost surely, 2^{323303130121231} is an apocalyptic number.

323303130121231 is a deficient number, since it is larger than the sum of its proper divisors (24869471547801).

323303130121231 is a wasteful number, since it uses less digits than its factorization.

323303130121231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24869471547800.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 323303130121231 its reverse (132121031303323), we get a palindrome (455424161424554).

The spelling of 323303130121231 in words is "three hundred twenty-three trillion, three hundred three billion, one hundred thirty million, one hundred twenty-one thousand, two hundred thirty-one".