12355221560206 has 8 divisors (see below), whose sum is σ = 21180379817520. Its totient is φ = 5295094954368.

The previous prime is 12355221560197. The next prime is 12355221560261. The reversal of 12355221560206 is 60206512255321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441257912851 + ... + 441257912878.

It is an arithmetic number, because the mean of its divisors is an integer number (2647547477190).

Almost surely, 2^{12355221560206} is an apocalyptic number.

12355221560206 is a deficient number, since it is larger than the sum of its proper divisors (8825158257314).

12355221560206 is an equidigital number, since it uses as much as digits as its factorization.

12355221560206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882515825738.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 12355221560206 in words is "twelve trillion, three hundred fifty-five billion, two hundred twenty-one million, five hundred sixty thousand, two hundred six".