212030220111 has 8 divisors (see below), whose sum is σ = 297586273920. Its totient is φ = 133913823192.

The previous prime is 212030220097. The next prime is 212030220133. The reversal of 212030220111 is 111022030212.

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

It is not a de Polignac number, because 212030220111 - 2³⁰ = 210956478287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212030220811) 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, 1859914155 + ... + 1859914268.

It is an arithmetic number, because the mean of its divisors is an integer number (37198284240).

Almost surely, 2^212030220111 is an apocalyptic number.

212030220111 is a deficient number, since it is larger than the sum of its proper divisors (85556053809).

212030220111 is a wasteful number, since it uses less digits than its factorization.

212030220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719828445.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212030220111 its reverse (111022030212), we get a palindrome (323052250323).

The spelling of 212030220111 in words is "two hundred twelve billion, thirty million, two hundred twenty thousand, one hundred eleven".