212202210001111 has 8 divisors (see below), whose sum is σ = 238960846453248. Its totient is φ = 186688161291000.

The previous prime is 212202210001081. The next prime is 212202210001123. The reversal of 212202210001111 is 111100012202212.

212202210001111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212202210001111 - 2³¹ = 212200062517463 is a prime.

It is a super-2 number, since 2×212202210001111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212202210001711) 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, 311146935145 + ... + 311146935826.

It is an arithmetic number, because the mean of its divisors is an integer number (29870105806656).

Almost surely, 2^{212202210001111} is an apocalyptic number.

212202210001111 is a deficient number, since it is larger than the sum of its proper divisors (26758636452137).

212202210001111 is a wasteful number, since it uses less digits than its factorization.

212202210001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622293871013.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212202210001111 its reverse (111100012202212), we get a palindrome (323302222203323).

The spelling of 212202210001111 in words is "two hundred twelve trillion, two hundred two billion, two hundred ten million, one thousand, one hundred eleven".