201111652 has 24 divisors (see below), whose sum is σ = 406375424. Its totient is φ = 85300992.

The previous prime is 201111641. The next prime is 201111653. The reversal of 201111652 is 256111102.

201111652 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

201111652 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (201111653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34308 + ... + 39739.

Almost surely, 2^201111652 is an apocalyptic number.

It is an amenable number.

201111652 is an abundant number, since it is smaller than the sum of its proper divisors (205263772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201111652 is a wasteful number, since it uses less digits than its factorization.

201111652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74155 (or 74153 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 201111652 is about 14181.3839945190. The cubic root of 201111652 is about 585.8850430886.

Adding to 201111652 its reverse (256111102), we get a palindrome (457222754).

The spelling of 201111652 in words is "two hundred one million, one hundred eleven thousand, six hundred fifty-two".