212233210131112 has 8 divisors (see below), whose sum is σ = 397937268995850. Its totient is φ = 106116605065552.

The previous prime is 212233210131097. The next prime is 212233210131127. The reversal of 212233210131112 is 211131012332212.

It is an interprime number because it is at equal distance from previous prime (212233210131097) and next prime (212233210131127).

It can be written as a sum of positive squares in only one way, i.e., 106371458831716 + 105861751299396 = 10313654^2 + 10288914^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 13264575633187 + ... + 13264575633202.

Almost surely, 2^{212233210131112} is an apocalyptic number.

It is an amenable number.

212233210131112 is a deficient number, since it is larger than the sum of its proper divisors (185704058864738).

212233210131112 is a wasteful number, since it uses less digits than its factorization.

212233210131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26529151266395 (or 26529151266391 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 212233210131112 its reverse (211131012332212), we get a palindrome (423364222463324).

The spelling of 212233210131112 in words is "two hundred twelve trillion, two hundred thirty-three billion, two hundred ten million, one hundred thirty-one thousand, one hundred twelve".