211201252 has 6 divisors (see below), whose sum is σ = 369602198. Its totient is φ = 105600624.

The previous prime is 211201247. The next prime is 211201271. The reversal of 211201252 is 252102112.

It is a happy number.

211201252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 198979236 + 12222016 = 14106^2 + 3496^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26400153 + ... + 26400160.

Almost surely, 2^211201252 is an apocalyptic number.

It is an amenable number.

211201252 is a deficient number, since it is larger than the sum of its proper divisors (158400946).

211201252 is a wasteful number, since it uses less digits than its factorization.

211201252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52800317 (or 52800315 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 211201252 is about 14532.7647748114. The cubic root of 211201252 is about 595.5233979371.

Adding to 211201252 its reverse (252102112), we get a palindrome (463303364).

The spelling of 211201252 in words is "two hundred eleven million, two hundred one thousand, two hundred fifty-two".