212132102011 has 4 divisors (see below), whose sum is σ = 212280759432. Its totient is φ = 211983444592.

The previous prime is 212132102003. The next prime is 212132102027. The reversal of 212132102011 is 110201231212.

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

It is a cyclic number.

It is not a de Polignac number, because 212132102011 - 2³ = 212132102003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212132102311) 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 3 ways as a sum of consecutive naturals, for example, 74326570 + ... + 74329423.

It is an arithmetic number, because the mean of its divisors is an integer number (53070189858).

Almost surely, 2^212132102011 is an apocalyptic number.

212132102011 is a deficient number, since it is larger than the sum of its proper divisors (148657421).

212132102011 is a wasteful number, since it uses less digits than its factorization.

212132102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148657420.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 212132102011 its reverse (110201231212), we get a palindrome (322333333223).

The spelling of 212132102011 in words is "two hundred twelve billion, one hundred thirty-two million, one hundred two thousand, eleven".