211300123030000 has 100 divisors (see below), whose sum is σ = 515259153760120. Its totient is φ = 83911990752000.

The previous prime is 211300123029991. The next prime is 211300123030027. The reversal of 211300123030000 is 30321003112.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 74617239 + ... + 77397238.

Almost surely, 2^{211300123030000} is an apocalyptic number.

211300123030000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211300123030000 is an abundant number, since it is smaller than the sum of its proper divisors (303959030730120).

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

211300123030000 is a wasteful number, since it uses less digits than its factorization.

211300123030000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152014644 (or 152014623 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 211300123030000 its reverse (30321003112), we get a palindrome (211330444033112).

The spelling of 211300123030000 in words is "two hundred eleven trillion, three hundred billion, one hundred twenty-three million, thirty thousand".