323131011223130 has 32 divisors (see below), whose sum is σ = 634777401611520. Its totient is φ = 117453001129920.

The previous prime is 323131011223121. The next prime is 323131011223133. The reversal of 323131011223130 is 31322110131323.

It is a self number, because there is not a number n which added to its sum of digits gives 323131011223130.

It is not an unprimeable number, because it can be changed into a prime (323131011223133) 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, 614545634 + ... + 615071213.

It is an arithmetic number, because the mean of its divisors is an integer number (19836793800360).

Almost surely, 2^{323131011223130} is an apocalyptic number.

323131011223130 is a deficient number, since it is larger than the sum of its proper divisors (311646390388390).

323131011223130 is a wasteful number, since it uses less digits than its factorization.

323131011223130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229619254.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 323131011223130 its reverse (31322110131323), we get a palindrome (354453121354453).

The spelling of 323131011223130 in words is "three hundred twenty-three trillion, one hundred thirty-one billion, eleven million, two hundred twenty-three thousand, one hundred thirty".