201325511 has 8 divisors (see below), whose sum is σ = 208629120. Its totient is φ = 194046048.

The previous prime is 201325493. The next prime is 201325517. The reversal of 201325511 is 115523102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201325511 - 2⁶ = 201325447 is a prime.

It is a super-2 number, since 2×201325511² = 81063922758822242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201325517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11885 + ... + 23321.

It is an arithmetic number, because the mean of its divisors is an integer number (26078640).

Almost surely, 2^201325511 is an apocalyptic number.

201325511 is a deficient number, since it is larger than the sum of its proper divisors (7303609).

201325511 is a wasteful number, since it uses less digits than its factorization.

201325511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12073.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 201325511 is about 14188.9221225574. The cubic root of 201325511 is about 586.0926431979.

Adding to 201325511 its reverse (115523102), we get a palindrome (316848613).

The spelling of 201325511 in words is "two hundred one million, three hundred twenty-five thousand, five hundred eleven".