331221230222195 has 4 divisors (see below), whose sum is σ = 397465476266640. Its totient is φ = 264976984177752.

The previous prime is 331221230222173. The next prime is 331221230222213. The reversal of 331221230222195 is 591222032122133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 331221230222195 - 2¹⁰ = 331221230221171 is a prime.

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, 33122123022215 + ... + 33122123022224.

It is an arithmetic number, because the mean of its divisors is an integer number (99366369066660).

Almost surely, 2^{331221230222195} is an apocalyptic number.

331221230222195 is a deficient number, since it is larger than the sum of its proper divisors (66244246044445).

331221230222195 is an equidigital number, since it uses as much as digits as its factorization.

331221230222195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66244246044444.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 331221230222195 in words is "three hundred thirty-one trillion, two hundred twenty-one billion, two hundred thirty million, two hundred twenty-two thousand, one hundred ninety-five".