212202022195 has 4 divisors (see below), whose sum is σ = 254642426640. Its totient is φ = 169761617752.

The previous prime is 212202022159. The next prime is 212202022223. The reversal of 212202022195 is 591220202212.

212202022195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212202022195 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21220202215 + ... + 21220202224.

It is an arithmetic number, because the mean of its divisors is an integer number (63660606660).

Almost surely, 2^212202022195 is an apocalyptic number.

212202022195 is a deficient number, since it is larger than the sum of its proper divisors (42440404445).

212202022195 is an equidigital number, since it uses as much as digits as its factorization.

212202022195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42440404444.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 212202022195 in words is "two hundred twelve billion, two hundred two million, twenty-two thousand, one hundred ninety-five".