11331121201305 has 16 divisors (see below), whose sum is σ = 18918045832320. Its totient is φ = 5780514003968.

The previous prime is 11331121201297. The next prime is 11331121201319. The reversal of 11331121201305 is 50310212113311.

It is a cyclic number.

It is not a de Polignac number, because 11331121201305 - 2³ = 11331121201297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16421914440 + ... + 16421915129.

It is an arithmetic number, because the mean of its divisors is an integer number (1182377864520).

Almost surely, 2^{11331121201305} is an apocalyptic number.

11331121201305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11331121201305 is a deficient number, since it is larger than the sum of its proper divisors (7586924631015).

11331121201305 is a wasteful number, since it uses less digits than its factorization.

11331121201305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32843829600.

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 11331121201305 its reverse (50310212113311), we get a palindrome (61641333314616).

The spelling of 11331121201305 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-one million, two hundred one thousand, three hundred five".