11112001001211 has 16 divisors (see below), whose sum is σ = 16163643259008. Its totient is φ = 6734240764800.

The previous prime is 11112001001191. The next prime is 11112001001219. The reversal of 11112001001211 is 11210010021111.

It is not a de Polignac number, because 11112001001211 - 2⁷ = 11112001001083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112001001219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6892366 + ... + 8350371.

It is an arithmetic number, because the mean of its divisors is an integer number (1010227703688).

Almost surely, 2^{11112001001211} is an apocalyptic number.

11112001001211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11112001001211 is a deficient number, since it is larger than the sum of its proper divisors (5051642257797).

11112001001211 is a wasteful number, since it uses less digits than its factorization.

11112001001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15264842.

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

Adding to 11112001001211 its reverse (11210010021111), we get a palindrome (22322011022322).

The spelling of 11112001001211 in words is "eleven trillion, one hundred twelve billion, one million, one thousand, two hundred eleven".