212220122100011 has 4 divisors (see below), whose sum is σ = 213392608962624. Its totient is φ = 211047635237400.

The previous prime is 212220122100001. The next prime is 212220122100047. The reversal of 212220122100011 is 110001221022212.

212220122100011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212220122100011 - 2²² = 212220117905707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212220122100001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586243431035 + ... + 586243431396.

It is an arithmetic number, because the mean of its divisors is an integer number (53348152240656).

Almost surely, 2^{212220122100011} is an apocalyptic number.

212220122100011 is a deficient number, since it is larger than the sum of its proper divisors (1172486862613).

212220122100011 is a wasteful number, since it uses less digits than its factorization.

212220122100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172486862612.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212220122100011 its reverse (110001221022212), we get a palindrome (322221343122223).

The spelling of 212220122100011 in words is "two hundred twelve trillion, two hundred twenty billion, one hundred twenty-two million, one hundred thousand, eleven".