2020212212111 has 4 divisors (see below), whose sum is σ = 2020363677000. Its totient is φ = 2020060747224.

The previous prime is 2020212212101. The next prime is 2020212212119. The reversal of 2020212212111 is 1112122120202.

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 2020212212111 - 2⁶ = 2020212212047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2020212212111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020212212119) 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, 75712436 + ... + 75739113.

It is an arithmetic number, because the mean of its divisors is an integer number (505090919250).

Almost surely, 2^{2020212212111} is an apocalyptic number.

2020212212111 is a deficient number, since it is larger than the sum of its proper divisors (151464889).

2020212212111 is a wasteful number, since it uses less digits than its factorization.

2020212212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151464888.

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

Adding to 2020212212111 its reverse (1112122120202), we get a palindrome (3132334332313).

The spelling of 2020212212111 in words is "two trillion, twenty billion, two hundred twelve million, two hundred twelve thousand, one hundred eleven".