211211210200210 has 64 divisors (see below), whose sum is σ = 418045212829440. Its totient is φ = 76194179864320.

The previous prime is 211211210200147. The next prime is 211211210200229. The reversal of 211211210200210 is 12002012112112.

It is a super-2 number, since 2×211211210200210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1943989 + ... + 20644648.

It is an arithmetic number, because the mean of its divisors is an integer number (6531956450460).

Almost surely, 2^{211211210200210} is an apocalyptic number.

211211210200210 is a deficient number, since it is larger than the sum of its proper divisors (206834002629230).

211211210200210 is a wasteful number, since it uses less digits than its factorization.

211211210200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22589331.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211211210200210 its reverse (12002012112112), we get a palindrome (223213222312322).

The spelling of 211211210200210 in words is "two hundred eleven trillion, two hundred eleven billion, two hundred ten million, two hundred thousand, two hundred ten".