312103030112200 has 48 divisors (see below), whose sum is σ = 757189090457280. Its totient is φ = 119413333258560.

The previous prime is 312103030112179. The next prime is 312103030112221. The reversal of 312103030112200 is 2211030301213.

It is an interprime number because it is at equal distance from previous prime (312103030112179) and next prime (312103030112221).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33924237804 + ... + 33924247003.

It is an arithmetic number, because the mean of its divisors is an integer number (15774772717860).

Almost surely, 2^{312103030112200} is an apocalyptic number.

It is an amenable number.

312103030112200 is an abundant number, since it is smaller than the sum of its proper divisors (445086060345080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312103030112200 is a wasteful number, since it uses less digits than its factorization.

312103030112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67848484846 (or 67848484837 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 312103030112200 its reverse (2211030301213), we get a palindrome (314314060413413).

The spelling of 312103030112200 in words is "three hundred twelve trillion, one hundred three billion, thirty million, one hundred twelve thousand, two hundred".