212132022220011 has 32 divisors (see below), whose sum is σ = 287783059392000. Its totient is φ = 138953624129280.

The previous prime is 212132022220009. The next prime is 212132022220039. The reversal of 212132022220011 is 110022220231212.

It is not a de Polignac number, because 212132022220011 - 2¹ = 212132022220009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212132022220011.

It is not an unprimeable number, because it can be changed into a prime (212132022220051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3257973346 + ... + 3258038456.

It is an arithmetic number, because the mean of its divisors is an integer number (8993220606000).

Almost surely, 2^{212132022220011} is an apocalyptic number.

212132022220011 is a deficient number, since it is larger than the sum of its proper divisors (75651037171989).

212132022220011 is a wasteful number, since it uses less digits than its factorization.

212132022220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74259.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 212132022220011 its reverse (110022220231212), we get a palindrome (322154242451223).

The spelling of 212132022220011 in words is "two hundred twelve trillion, one hundred thirty-two billion, twenty-two million, two hundred twenty thousand, eleven".