313030232123212 has 12 divisors (see below), whose sum is σ = 549780534037840. Its totient is φ = 155950079540976.

The previous prime is 313030232123183. The next prime is 313030232123237. The reversal of 313030232123212 is 212321232030313.

It is a happy number.

It is a super-2 number, since 2×313030232123212² (a number of 30 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 141259128912 + ... + 141259131127.

Almost surely, 2^{313030232123212} is an apocalyptic number.

It is an amenable number.

313030232123212 is a deficient number, since it is larger than the sum of its proper divisors (236750301914628).

313030232123212 is a wasteful number, since it uses less digits than its factorization.

313030232123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282518260320 (or 282518260318 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 313030232123212 its reverse (212321232030313), we get a palindrome (525351464153525).

The spelling of 313030232123212 in words is "three hundred thirteen trillion, thirty billion, two hundred thirty-two million, one hundred twenty-three thousand, two hundred twelve".