201001133535 has 32 divisors (see below), whose sum is σ = 322443528192. Its totient is φ = 106920401280.

The previous prime is 201001133527. The next prime is 201001133549. The reversal of 201001133535 is 535331100102.

It is not a de Polignac number, because 201001133535 - 2³ = 201001133527 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9378802 + ... + 9400208.

It is an arithmetic number, because the mean of its divisors is an integer number (10076360256).

Almost surely, 2^201001133535 is an apocalyptic number.

201001133535 is a deficient number, since it is larger than the sum of its proper divisors (121442394657).

201001133535 is a wasteful number, since it uses less digits than its factorization.

201001133535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23023.

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 201001133535 its reverse (535331100102), we get a palindrome (736332233637).

The spelling of 201001133535 in words is "two hundred one billion, one million, one hundred thirty-three thousand, five hundred thirty-five".