11312231202001 has 4 divisors (see below), whose sum is σ = 11907611791600. Its totient is φ = 10716850612404.

The previous prime is 11312231201993. The next prime is 11312231202023. The reversal of 11312231202001 is 10020213221311.

11312231202001 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11312231202001 - 2³ = 11312231201993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 595380589579 = 11312231202001 / (1 + 1 + 3 + 1 + 2 + 2 + 3 + 1 + 2 + 0 + 2 + 0 + 0 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11312231202001.

It is not an unprimeable number, because it can be changed into a prime (21312231202001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297690294771 + ... + 297690294808.

It is an arithmetic number, because the mean of its divisors is an integer number (2976902947900).

Almost surely, 2^{11312231202001} is an apocalyptic number.

It is an amenable number.

11312231202001 is a deficient number, since it is larger than the sum of its proper divisors (595380589599).

11312231202001 is an equidigital number, since it uses as much as digits as its factorization.

11312231202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595380589598.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11312231202001 its reverse (10020213221311), we get a palindrome (21332444423312).

The spelling of 11312231202001 in words is "eleven trillion, three hundred twelve billion, two hundred thirty-one million, two hundred two thousand, one".