211131300103320 has 64 divisors (see below), whose sum is σ = 633459547260000. Its totient is φ = 56295844743168.

The previous prime is 211131300103289. The next prime is 211131300103327. The reversal of 211131300103320 is 23301003131112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211131300103327) 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 15 ways as a sum of consecutive naturals, for example, 90013615 + ... + 92329374.

Almost surely, 2^{211131300103320} is an apocalyptic number.

211131300103320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211131300103320 is an abundant number, since it is smaller than the sum of its proper divisors (422328247156680).

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

211131300103320 is a wasteful number, since it uses less digits than its factorization.

211131300103320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182352652 (or 182352648 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 211131300103320 its reverse (23301003131112), we get a palindrome (234432303234432).

The spelling of 211131300103320 in words is "two hundred eleven trillion, one hundred thirty-one billion, three hundred million, one hundred three thousand, three hundred twenty".