1211120000211 has 16 divisors (see below), whose sum is σ = 1761667718400. Its totient is φ = 733996026720.

The previous prime is 1211120000179. The next prime is 1211120000219. The reversal of 1211120000211 is 1120000211121.

It is not a de Polignac number, because 1211120000211 - 2⁵ = 1211120000179 is a prime.

It is a super-2 number, since 2×1211120000211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1211120000219) 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, 1223490 + ... + 1979688.

It is an arithmetic number, because the mean of its divisors is an integer number (110104232400).

Almost surely, 2^{1211120000211} is an apocalyptic number.

1211120000211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1211120000211 is a deficient number, since it is larger than the sum of its proper divisors (550547718189).

1211120000211 is a wasteful number, since it uses less digits than its factorization.

1211120000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804746.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1211120000211 its reverse (1120000211121), we get a palindrome (2331120211332).

It can be divided in two parts, 121 and 1120000211, that multiplied together give a palindrome (135520025531).

The spelling of 1211120000211 in words is "one trillion, two hundred eleven billion, one hundred twenty million, two hundred eleven", and thus it is an aban number.