20212446195 has 12 divisors (see below), whose sum is σ = 35034906816. Its totient is φ = 10779971280.

The previous prime is 20212446169. The next prime is 20212446203. The reversal of 20212446195 is 59164421202.

It is a happy number.

20212446195 is a `hidden beast` number, since 2 + 0 + 21 + 2 + 446 + 195 = 666.

It is not a de Polignac number, because 20212446195 - 2¹⁹ = 20211921907 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 11 ways as a sum of consecutive naturals, for example, 224582691 + ... + 224582780.

It is an arithmetic number, because the mean of its divisors is an integer number (2919575568).

Almost surely, 2^20212446195 is an apocalyptic number.

20212446195 is a deficient number, since it is larger than the sum of its proper divisors (14822460621).

20212446195 is a wasteful number, since it uses less digits than its factorization.

20212446195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449165482 (or 449165479 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 20212446195 its reverse (59164421202), we get a palindrome (79376867397).

The spelling of 20212446195 in words is "twenty billion, two hundred twelve million, four hundred forty-six thousand, one hundred ninety-five".