212100002202111 has 8 divisors (see below), whose sum is σ = 282801886146864. Its totient is φ = 141399059862720.

The previous prime is 212100002202037. The next prime is 212100002202149. The reversal of 212100002202111 is 111202200001212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212100002202111 - 2³³ = 212091412267519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212100002202161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234875580 + ... + 235776881.

It is an arithmetic number, because the mean of its divisors is an integer number (35350235768358).

Almost surely, 2^{212100002202111} is an apocalyptic number.

212100002202111 is a deficient number, since it is larger than the sum of its proper divisors (70701883944753).

212100002202111 is a wasteful number, since it uses less digits than its factorization.

212100002202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470802681.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212100002202111 its reverse (111202200001212), we get a palindrome (323302202203323).

The spelling of 212100002202111 in words is "two hundred twelve trillion, one hundred billion, two million, two hundred two thousand, one hundred eleven".