11331020201235 has 128 divisors (see below), whose sum is σ = 21551178055680. Its totient is φ = 4974690470400.

The previous prime is 11331020201231. The next prime is 11331020201279. The reversal of 11331020201235 is 53210202013311.

It is a happy number.

It is not a de Polignac number, because 11331020201235 - 2² = 11331020201231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11331020201231) 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 127 ways as a sum of consecutive naturals, for example, 227913030 + ... + 227962740.

It is an arithmetic number, because the mean of its divisors is an integer number (168368578560).

Almost surely, 2^{11331020201235} is an apocalyptic number.

11331020201235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11331020201235 is a deficient number, since it is larger than the sum of its proper divisors (10220157854445).

11331020201235 is a wasteful number, since it uses less digits than its factorization.

11331020201235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50289.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 11331020201235 its reverse (53210202013311), we get a palindrome (64541222214546).

The spelling of 11331020201235 in words is "eleven trillion, three hundred thirty-one billion, twenty million, two hundred one thousand, two hundred thirty-five".