11312120330201 has 16 divisors (see below), whose sum is σ = 11984706388368. Its totient is φ = 10640332185600.

The previous prime is 11312120330149. The next prime is 11312120330221. The reversal of 11312120330201 is 10203302121311.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 479964912025 + 10832155418176 = 692795^2 + 3291224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11312120330201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11312120330221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291372371 + ... + 291411191.

It is an arithmetic number, because the mean of its divisors is an integer number (749044149273).

Almost surely, 2^{11312120330201} is an apocalyptic number.

It is an amenable number.

11312120330201 is a deficient number, since it is larger than the sum of its proper divisors (672586058167).

11312120330201 is a wasteful number, since it uses less digits than its factorization.

11312120330201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48652.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11312120330201 its reverse (10203302121311), we get a palindrome (21515422451512).

The spelling of 11312120330201 in words is "eleven trillion, three hundred twelve billion, one hundred twenty million, three hundred thirty thousand, two hundred one".