211012221190 has 8 divisors (see below), whose sum is σ = 379821998160. Its totient is φ = 84404888472.

The previous prime is 211012221187. The next prime is 211012221191. The reversal of 211012221190 is 91122210112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×211012221190² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211012221191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10550611050 + ... + 10550611069.

It is an arithmetic number, because the mean of its divisors is an integer number (47477749770).

Almost surely, 2^211012221190 is an apocalyptic number.

211012221190 is a deficient number, since it is larger than the sum of its proper divisors (168809776970).

211012221190 is a wasteful number, since it uses less digits than its factorization.

211012221190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21101222126.

The product of its (nonzero) digits is 144, while the sum is 22.

It can be divided in two parts, 2110122 and 21190, that added together give a palindrome (2131312).

The spelling of 211012221190 in words is "two hundred eleven billion, twelve million, two hundred twenty-one thousand, one hundred ninety".