212132622266 has 32 divisors (see below), whose sum is σ = 327010020480. Its totient is φ = 103168982016.

The previous prime is 212132622239. The next prime is 212132622269. The reversal of 212132622266 is 662226231212.

It is not an unprimeable number, because it can be changed into a prime (212132622269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15757010 + ... + 15770466.

It is an arithmetic number, because the mean of its divisors is an integer number (10219063140).

Almost surely, 2^212132622266 is an apocalyptic number.

212132622266 is a deficient number, since it is larger than the sum of its proper divisors (114877398214).

212132622266 is a wasteful number, since it uses less digits than its factorization.

212132622266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14918.

The product of its digits is 41472, while the sum is 35.

Adding to 212132622266 its reverse (662226231212), we get a palindrome (874358853478).

The spelling of 212132622266 in words is "two hundred twelve billion, one hundred thirty-two million, six hundred twenty-two thousand, two hundred sixty-six".