212011102120011 has 8 divisors (see below), whose sum is σ = 289255457156160. Its totient is φ = 138053740915272.

The previous prime is 212011102119979. The next prime is 212011102120067. The reversal of 212011102120011 is 110021201110212.

It is a happy number.

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

It is not a de Polignac number, because 212011102120011 - 2⁵ = 212011102119979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212011102120511) 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, 821748457701 + ... + 821748457958.

It is an arithmetic number, because the mean of its divisors is an integer number (36156932144520).

Almost surely, 2^{212011102120011} is an apocalyptic number.

212011102120011 is a deficient number, since it is larger than the sum of its proper divisors (77244355036149).

212011102120011 is a wasteful number, since it uses less digits than its factorization.

212011102120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643496915705.

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

Adding to 212011102120011 its reverse (110021201110212), we get a palindrome (322032303230223).

The spelling of 212011102120011 in words is "two hundred twelve trillion, eleven billion, one hundred two million, one hundred twenty thousand, eleven".