312203202222412 has 6 divisors (see below), whose sum is σ = 546355603889228. Its totient is φ = 156101601111204.

The previous prime is 312203202222347. The next prime is 312203202222419. The reversal of 312203202222412 is 214222202302213.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (312203202222419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39025400277798 + ... + 39025400277805.

Almost surely, 2^{312203202222412} is an apocalyptic number.

It is an amenable number.

312203202222412 is a deficient number, since it is larger than the sum of its proper divisors (234152401666816).

312203202222412 is a wasteful number, since it uses less digits than its factorization.

312203202222412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78050800555607 (or 78050800555605 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 312203202222412 its reverse (214222202302213), we get a palindrome (526425404524625).

The spelling of 312203202222412 in words is "three hundred twelve trillion, two hundred three billion, two hundred two million, two hundred twenty-two thousand, four hundred twelve".