2212020021111 has 4 divisors (see below), whose sum is σ = 2949360028152. Its totient is φ = 1474680014072.

The previous prime is 2212020021103. The next prime is 2212020021161. The reversal of 2212020021111 is 1111200202122.

2212020021111 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 2212020021111 - 2³ = 2212020021103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212020021161) 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, 368670003516 + ... + 368670003521.

It is an arithmetic number, because the mean of its divisors is an integer number (737340007038).

Almost surely, 2^{2212020021111} is an apocalyptic number.

2212020021111 is a deficient number, since it is larger than the sum of its proper divisors (737340007041).

2212020021111 is an equidigital number, since it uses as much as digits as its factorization.

2212020021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737340007040.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2212020021111 its reverse (1111200202122), we get a palindrome (3323220223233).

The spelling of 2212020021111 in words is "two trillion, two hundred twelve billion, twenty million, twenty-one thousand, one hundred eleven".