211000030100 has 18 divisors (see below), whose sum is σ = 457870065534. Its totient is φ = 84400012000.

The previous prime is 211000030091. The next prime is 211000030139. The reversal of 211000030100 is 1030000112.

211000030100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 14584426756 + 196415603344 = 120766^2 + 443188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1055000051 + ... + 1055000250.

It is an arithmetic number, because the mean of its divisors is an integer number (25437225863).

Almost surely, 2^211000030100 is an apocalyptic number.

211000030100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211000030100 is an abundant number, since it is smaller than the sum of its proper divisors (246870035434).

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

211000030100 is a wasteful number, since it uses less digits than its factorization.

211000030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110000315 (or 2110000308 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

Adding to 211000030100 its reverse (1030000112), we get a palindrome (212030030212).

The spelling of 211000030100 in words is "two hundred eleven billion, thirty thousand, one hundred".