211140231100 has 36 divisors (see below), whose sum is σ = 458195114608. Its totient is φ = 84452256000.

The previous prime is 211140231097. The next prime is 211140231143. The reversal of 211140231100 is 1132041112.

It is a super-2 number, since 2×211140231100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3392260 + ... + 3453940.

Almost surely, 2^211140231100 is an apocalyptic number.

211140231100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211140231100 is an abundant number, since it is smaller than the sum of its proper divisors (247054883508).

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

211140231100 is a wasteful number, since it uses less digits than its factorization.

211140231100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95926 (or 95919 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 211140231100 its reverse (1132041112), we get a palindrome (212272272212).

The spelling of 211140231100 in words is "two hundred eleven billion, one hundred forty million, two hundred thirty-one thousand, one hundred".