212323133210986 has 16 divisors (see below), whose sum is σ = 372860136371520. Its totient is φ = 88776222945120.

The previous prime is 212323133210977. The next prime is 212323133210989. The reversal of 212323133210986 is 689012331323212.

It is a happy number.

It is a super-2 number, since 2×212323133210986² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212323133210989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184950463896 + ... + 184950465043.

It is an arithmetic number, because the mean of its divisors is an integer number (23303758523220).

Almost surely, 2^{212323133210986} is an apocalyptic number.

212323133210986 is a deficient number, since it is larger than the sum of its proper divisors (160537003160534).

212323133210986 is a wasteful number, since it uses less digits than its factorization.

212323133210986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369900928989.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 212323133210986 in words is "two hundred twelve trillion, three hundred twenty-three billion, one hundred thirty-three million, two hundred ten thousand, nine hundred eighty-six".