20212102100011 has 8 divisors (see below), whose sum is σ = 21276290452880. Its totient is φ = 19147953097728.

The previous prime is 20212102099997. The next prime is 20212102100033. The reversal of 20212102100011 is 11000120121202.

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

It is a cyclic number.

It is not a de Polignac number, because 20212102100011 - 2¹⁵ = 20212102067243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20212102099964 and 20212102100000.

It is not an unprimeable number, because it can be changed into a prime (20212102104011) 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, 8780406 + ... + 10840651.

It is an arithmetic number, because the mean of its divisors is an integer number (2659536306610).

Almost surely, 2^{20212102100011} is an apocalyptic number.

20212102100011 is a deficient number, since it is larger than the sum of its proper divisors (1064188352869).

20212102100011 is a wasteful number, since it uses less digits than its factorization.

20212102100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19675293.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20212102100011 its reverse (11000120121202), we get a palindrome (31212222221213).

The spelling of 20212102100011 in words is "twenty trillion, two hundred twelve billion, one hundred two million, one hundred thousand, eleven".