212100112201011 has 16 divisors (see below), whose sum is σ = 287285096454144. Its totient is φ = 139161484449504.

The previous prime is 212100112200971. The next prime is 212100112201027. The reversal of 212100112201011 is 110102211001212.

It is a happy number.

It is not a de Polignac number, because 212100112201011 - 2²⁶ = 212100045092147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212100112201051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 485165340 + ... + 485602313.

It is an arithmetic number, because the mean of its divisors is an integer number (17955318528384).

Almost surely, 2^{212100112201011} is an apocalyptic number.

212100112201011 is a deficient number, since it is larger than the sum of its proper divisors (75184984253133).

212100112201011 is a wasteful number, since it uses less digits than its factorization.

212100112201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970768810.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 212100112201011 its reverse (110102211001212), we get a palindrome (322202323202223).

The spelling of 212100112201011 in words is "two hundred twelve trillion, one hundred billion, one hundred twelve million, two hundred one thousand, eleven".