201101201043 has 4 divisors (see below), whose sum is σ = 268134934728. Its totient is φ = 134067467360.

The previous prime is 201101200967. The next prime is 201101201051. The reversal of 201101201043 is 340102101102.

201101201043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201101201043 - 2²² = 201097006739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201101201083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33516866838 + ... + 33516866843.

It is an arithmetic number, because the mean of its divisors is an integer number (67033733682).

Almost surely, 2^201101201043 is an apocalyptic number.

201101201043 is a deficient number, since it is larger than the sum of its proper divisors (67033733685).

201101201043 is an equidigital number, since it uses as much as digits as its factorization.

201101201043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67033733684.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201101201043 its reverse (340102101102), we get a palindrome (541203302145).

The spelling of 201101201043 in words is "two hundred one billion, one hundred one million, two hundred one thousand, forty-three".