211217152204 has 12 divisors (see below), whose sum is σ = 382375879200. Its totient is φ = 101966901008.

The previous prime is 211217152183. The next prime is 211217152253. The reversal of 211217152204 is 402251712112.

211217152204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211217152204² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910418644 + ... + 910418875.

It is an arithmetic number, because the mean of its divisors is an integer number (31864656600).

Almost surely, 2^211217152204 is an apocalyptic number.

It is an amenable number.

211217152204 is a deficient number, since it is larger than the sum of its proper divisors (171158726996).

211217152204 is a wasteful number, since it uses less digits than its factorization.

211217152204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820837552 (or 1820837550 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

Adding to 211217152204 its reverse (402251712112), we get a palindrome (613468864316).

The spelling of 211217152204 in words is "two hundred eleven billion, two hundred seventeen million, one hundred fifty-two thousand, two hundred four".