312203021412412 has 96 divisors (see below), whose sum is σ = 621519401631744. Its totient is φ = 136195589376000.

The previous prime is 312203021412383. The next prime is 312203021412413. The reversal of 312203021412412 is 214214120302213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312203021412413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1483742412 + ... + 1483952812.

It is an arithmetic number, because the mean of its divisors is an integer number (6474160433664).

Almost surely, 2^{312203021412412} is an apocalyptic number.

It is an amenable number.

312203021412412 is a deficient number, since it is larger than the sum of its proper divisors (309316380219332).

312203021412412 is a wasteful number, since it uses less digits than its factorization.

312203021412412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231899 (or 231897 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 312203021412412 its reverse (214214120302213), we get a palindrome (526417141714625).

The spelling of 312203021412412 in words is "three hundred twelve trillion, two hundred three billion, twenty-one million, four hundred twelve thousand, four hundred twelve".