211236130 has 32 divisors (see below), whose sum is σ = 436129920. Its totient is φ = 72159360.

The previous prime is 211236119. The next prime is 211236131. The reversal of 211236130 is 31632112.

It is a junction number, because it is equal to n+sod(n) for n = 211236098 and 211236107.

It is not an unprimeable number, because it can be changed into a prime (211236131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14301 + ... + 25039.

It is an arithmetic number, because the mean of its divisors is an integer number (13629060).

Almost surely, 2^211236130 is an apocalyptic number.

211236130 is an abundant number, since it is smaller than the sum of its proper divisors (224893790).

211236130 is a wasteful number, since it uses less digits than its factorization.

211236130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11034.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 211236130 is about 14533.9647034111. The cubic root of 211236130 is about 595.5561779224.

Adding to 211236130 its reverse (31632112), we get a palindrome (242868242).

The spelling of 211236130 in words is "two hundred eleven million, two hundred thirty-six thousand, one hundred thirty".