201652523111 has 16 divisors (see below), whose sum is σ = 221290622784. Its totient is φ = 182604824064.

The previous prime is 201652523089. The next prime is 201652523119. The reversal of 201652523111 is 111325256102.

It is not a de Polignac number, because 201652523111 - 2¹⁰ = 201652522087 is a prime.

It is a super-3 number, since 3×201652523111³ (a number of 35 digits) contains 333 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 (201652523119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7266815 + ... + 7294511.

It is an arithmetic number, because the mean of its divisors is an integer number (13830663924).

Almost surely, 2^201652523111 is an apocalyptic number.

201652523111 is a deficient number, since it is larger than the sum of its proper divisors (19638099673).

201652523111 is a wasteful number, since it uses less digits than its factorization.

201652523111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38330.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 201652523111 its reverse (111325256102), we get a palindrome (312977779213).

The spelling of 201652523111 in words is "two hundred one billion, six hundred fifty-two million, five hundred twenty-three thousand, one hundred eleven".