20212000011011 has 4 divisors (see below), whose sum is σ = 20212738592112. Its totient is φ = 20211261429912.

The previous prime is 20212000011001. The next prime is 20212000011029. The reversal of 20212000011011 is 11011000021202.

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 20212000011011 - 2³⁰ = 20210926269187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20212000010983 and 20212000011001.

It is not an unprimeable number, because it can be changed into a prime (20212000011001) 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, 369249500 + ... + 369304233.

It is an arithmetic number, because the mean of its divisors is an integer number (5053184648028).

Almost surely, 2^{20212000011011} is an apocalyptic number.

20212000011011 is a deficient number, since it is larger than the sum of its proper divisors (738581101).

20212000011011 is an equidigital number, since it uses as much as digits as its factorization.

20212000011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738581100.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20212000011011 its reverse (11011000021202), we get a palindrome (31223000032213).

The spelling of 20212000011011 in words is "twenty trillion, two hundred twelve billion, eleven thousand, eleven".