201101133401 has 32 divisors (see below), whose sum is σ = 243448934400. Its totient is φ = 162273628800.

The previous prime is 201101133271. The next prime is 201101133407. The reversal of 201101133401 is 104331101102.

It is a cyclic number.

It is not a de Polignac number, because 201101133401 - 2¹⁰ = 201101132377 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 201101133401.

It is not an unprimeable number, because it can be changed into a prime (201101133407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55968461 + ... + 55972053.

It is an arithmetic number, because the mean of its divisors is an integer number (7607779200).

Almost surely, 2^201101133401 is an apocalyptic number.

It is an amenable number.

201101133401 is a deficient number, since it is larger than the sum of its proper divisors (42347800999).

201101133401 is a wasteful number, since it uses less digits than its factorization.

201101133401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6149.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 201101133401 its reverse (104331101102), we get a palindrome (305432234503).

It can be divided in two parts, 20110 and 1133401, that added together give a palindrome (1153511).

The spelling of 201101133401 in words is "two hundred one billion, one hundred one million, one hundred thirty-three thousand, four hundred one".