1111012201211 has 16 divisors (see below), whose sum is σ = 1254079864800. Its totient is φ = 974970796800.

The previous prime is 1111012201183. The next prime is 1111012201213. The reversal of 1111012201211 is 1121022101111.

It is not a de Polignac number, because 1111012201211 - 2¹⁸ = 1111011939067 is a prime.

It is a super-3 number, since 3×1111012201211³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111012201213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097255 + ... + 1850943.

It is an arithmetic number, because the mean of its divisors is an integer number (78379991550).

Almost surely, 2^{1111012201211} is an apocalyptic number.

1111012201211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1111012201211 is a deficient number, since it is larger than the sum of its proper divisors (143067663589).

1111012201211 is a wasteful number, since it uses less digits than its factorization.

1111012201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758350.

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

Adding to 1111012201211 its reverse (1121022101111), we get a palindrome (2232034302322).

The spelling of 1111012201211 in words is "one trillion, one hundred eleven billion, twelve million, two hundred one thousand, two hundred eleven".