111010100021211 has 8 divisors (see below), whose sum is σ = 149887054881280. Its totient is φ = 73069939254312.

The previous prime is 111010100021207. The next prime is 111010100021323. The reversal of 111010100021211 is 112120001010111.

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

It is not a de Polignac number, because 111010100021211 - 2² = 111010100021207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111010100091211) 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, 234198523015 + ... + 234198523488.

It is an arithmetic number, because the mean of its divisors is an integer number (18735881860160).

Almost surely, 2^{111010100021211} is an apocalyptic number.

111010100021211 is a deficient number, since it is larger than the sum of its proper divisors (38876954860069).

111010100021211 is an equidigital number, since it uses as much as digits as its factorization.

111010100021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468397046585.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111010100021211 its reverse (112120001010111), we get a palindrome (223130101031322).

The spelling of 111010100021211 in words is "one hundred eleven trillion, ten billion, one hundred million, twenty-one thousand, two hundred eleven".