12212201230398 has 48 divisors (see below), whose sum is σ = 29386361957040. Its totient is φ = 3757600375776.

The previous prime is 12212201230343. The next prime is 12212201230409. The reversal of 12212201230398 is 89303210221221.

12212201230398 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 220 + 12 + 30 + 398 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 669079261 + ... + 669097512.

It is an arithmetic number, because the mean of its divisors is an integer number (612215874105).

Almost surely, 2^{12212201230398} is an apocalyptic number.

12212201230398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12212201230398 is an abundant number, since it is smaller than the sum of its proper divisors (17174160726642).

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

12212201230398 is a wasteful number, since it uses less digits than its factorization.

12212201230398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338176810 (or 1338176791 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 12212201230398 in words is "twelve trillion, two hundred twelve billion, two hundred one million, two hundred thirty thousand, three hundred ninety-eight".