20212011211101 has 8 divisors (see below), whose sum is σ = 27677709045984. Its totient is φ = 13110493758480.

The previous prime is 20212011211097. The next prime is 20212011211121. The reversal of 20212011211101 is 10111211021202.

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 20212011211101 - 2² = 20212011211097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212011211121) 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, 91045095435 + ... + 91045095656.

It is an arithmetic number, because the mean of its divisors is an integer number (3459713630748).

Almost surely, 2^{20212011211101} is an apocalyptic number.

It is an amenable number.

20212011211101 is a deficient number, since it is larger than the sum of its proper divisors (7465697834883).

20212011211101 is a wasteful number, since it uses less digits than its factorization.

20212011211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182090191131.

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

Adding to 20212011211101 its reverse (10111211021202), we get a palindrome (30323222232303).

The spelling of 20212011211101 in words is "twenty trillion, two hundred twelve billion, eleven million, two hundred eleven thousand, one hundred one".