11202012111001 has 4 divisors (see below), whose sum is σ = 11208605410000. Its totient is φ = 11195418812004.

The previous prime is 11202012110987. The next prime is 11202012111007. The reversal of 11202012111001 is 10011121020211.

It is a happy number.

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 11202012111001 - 2³¹ = 11199864627353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11202012111007) 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, 3296646951 + ... + 3296650348.

It is an arithmetic number, because the mean of its divisors is an integer number (2802151352500).

Almost surely, 2^{11202012111001} is an apocalyptic number.

It is an amenable number.

11202012111001 is a deficient number, since it is larger than the sum of its proper divisors (6593298999).

11202012111001 is an equidigital number, since it uses as much as digits as its factorization.

11202012111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6593298998.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11202012111001 its reverse (10011121020211), we get a palindrome (21213133131212).

The spelling of 11202012111001 in words is "eleven trillion, two hundred two billion, twelve million, one hundred eleven thousand, one".