211004120 has 32 divisors (see below), whose sum is σ = 499748400. Its totient is φ = 79959168.

The previous prime is 211004113. The next prime is 211004141. The reversal of 211004120 is 21400112.

211004120 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138059 + ... + 139578.

Almost surely, 2^211004120 is an apocalyptic number.

211004120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211004120 is an abundant number, since it is smaller than the sum of its proper divisors (288744280).

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

211004120 is a wasteful number, since it uses less digits than its factorization.

211004120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277667 (or 277663 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 211004120 is about 14525.9808618902. The cubic root of 211004120 is about 595.3380561336.

Adding to 211004120 its reverse (21400112), we get a palindrome (232404232).

The spelling of 211004120 in words is "two hundred eleven million, four thousand, one hundred twenty".