210000012212111 has 8 divisors (see below), whose sum is σ = 229900430976384. Its totient is φ = 190234511541720.

The previous prime is 210000012212077. The next prime is 210000012212153. The reversal of 210000012212111 is 111212210000012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210000012212111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210000012412111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33729520211 + ... + 33729526436.

It is an arithmetic number, because the mean of its divisors is an integer number (28737553872048).

Almost surely, 2^{210000012212111} is an apocalyptic number.

210000012212111 is a deficient number, since it is larger than the sum of its proper divisors (19900418764273).

210000012212111 is a wasteful number, since it uses less digits than its factorization.

210000012212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67459046941.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210000012212111 its reverse (111212210000012), we get a palindrome (321212222212123).

The spelling of 210000012212111 in words is "two hundred ten trillion, twelve million, two hundred twelve thousand, one hundred eleven".