211162261112 has 16 divisors (see below), whose sum is σ = 431922807000. Its totient is φ = 95982845920.

The previous prime is 211162261111. The next prime is 211162261117.

It is a happy number.

211162261112 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211162261111) 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, 1199785487 + ... + 1199785662.

Almost surely, 2^211162261112 is an apocalyptic number.

211162261112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211162261112 is an abundant number, since it is smaller than the sum of its proper divisors (220760545888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211162261112 is a wasteful number, since it uses less digits than its factorization.

211162261112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399571166 (or 2399571162 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

It can be divided in two parts, 211162 and 261112, that added together give a palindrome (472274).

The spelling of 211162261112 in words is "two hundred eleven billion, one hundred sixty-two million, two hundred sixty-one thousand, one hundred twelve".