211301234140 has 48 divisors (see below), whose sum is σ = 463076974080. Its totient is φ = 80836669760.

The previous prime is 211301234113. The next prime is 211301234143. The reversal of 211301234140 is 41432103112.

211301234140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211301234143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5306505 + ... + 5346175.

It is an arithmetic number, because the mean of its divisors is an integer number (9647436960).

Almost surely, 2^211301234140 is an apocalyptic number.

211301234140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211301234140 is an abundant number, since it is smaller than the sum of its proper divisors (251775739940).

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

211301234140 is a wasteful number, since it uses less digits than its factorization.

211301234140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51282 (or 51280 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 211301234140 its reverse (41432103112), we get a palindrome (252733337252).

The spelling of 211301234140 in words is "two hundred eleven billion, three hundred one million, two hundred thirty-four thousand, one hundred forty".