211013330 has 16 divisors (see below), whose sum is σ = 414353664. Its totient is φ = 76732080.

The previous prime is 211013329. The next prime is 211013371. The reversal of 211013330 is 33310112.

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, 959042 + ... + 959261.

It is an arithmetic number, because the mean of its divisors is an integer number (25897104).

Almost surely, 2^211013330 is an apocalyptic number.

211013330 is a deficient number, since it is larger than the sum of its proper divisors (203340334).

211013330 is a wasteful number, since it uses less digits than its factorization.

211013330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918321.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 211013330 is about 14526.2978766099. The cubic root of 211013330 is about 595.3467178661.

Adding to 211013330 its reverse (33310112), we get a palindrome (244323442).

The spelling of 211013330 in words is "two hundred eleven million, thirteen thousand, three hundred thirty".