111002112001211 has 4 divisors (see below), whose sum is σ = 111004032211800. Its totient is φ = 111000191790624.

The previous prime is 111002112001177. The next prime is 111002112001229. The reversal of 111002112001211 is 112100211200111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111002112001211 - 2³⁰ = 111001038259387 is a prime.

It is a super-2 number, since 2×111002112001211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111002112004211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 960018581 + ... + 960134198.

It is an arithmetic number, because the mean of its divisors is an integer number (27751008052950).

Almost surely, 2^{111002112001211} is an apocalyptic number.

111002112001211 is a deficient number, since it is larger than the sum of its proper divisors (1920210589).

111002112001211 is an equidigital number, since it uses as much as digits as its factorization.

111002112001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920210588.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111002112001211 its reverse (112100211200111), we get a palindrome (223102323201322).

The spelling of 111002112001211 in words is "one hundred eleven trillion, two billion, one hundred twelve million, one thousand, two hundred eleven".