212011010111 has 8 divisors (see below), whose sum is σ = 213171987600. Its totient is φ = 210852794880.

The previous prime is 212011010093. The next prime is 212011010119. The reversal of 212011010111 is 111010110212.

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 212011010111 - 2¹⁸ = 212010747967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212011010092 and 212011010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212011010119) 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, 536546 + ... + 843743.

It is an arithmetic number, because the mean of its divisors is an integer number (26646498450).

Almost surely, 2^212011010111 is an apocalyptic number.

212011010111 is a deficient number, since it is larger than the sum of its proper divisors (1160977489).

212011010111 is a wasteful number, since it uses less digits than its factorization.

212011010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381129.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 212011010111 its reverse (111010110212), we get a palindrome (323021120323).

The spelling of 212011010111 in words is "two hundred twelve billion, eleven million, ten thousand, one hundred eleven".