211322033204 has 6 divisors (see below), whose sum is σ = 369813558114. Its totient is φ = 105661016600.

The previous prime is 211322033203. The next prime is 211322033281. The reversal of 211322033204 is 402330223112.

It can be written as a sum of positive squares in only one way, i.e., 177797155600 + 33524877604 = 421660^2 + 183098^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 211322033204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211322033203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26415254147 + ... + 26415254154.

It is an arithmetic number, because the mean of its divisors is an integer number (61635593019).

Almost surely, 2^211322033204 is an apocalyptic number.

It is an amenable number.

211322033204 is a deficient number, since it is larger than the sum of its proper divisors (158491524910).

211322033204 is a wasteful number, since it uses less digits than its factorization.

211322033204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52830508305 (or 52830508303 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 211322033204 its reverse (402330223112), we get a palindrome (613652256316).

The spelling of 211322033204 in words is "two hundred eleven billion, three hundred twenty-two million, thirty-three thousand, two hundred four".