11112202112001 has 16 divisors (see below), whose sum is σ = 14850275092224. Its totient is φ = 7391136259584.

The previous prime is 11112202111999. The next prime is 11112202112021. The reversal of 11112202112001 is 10021120221111.

It is a happy number.

It is not a de Polignac number, because 11112202112001 - 2¹ = 11112202111999 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11112202112021) 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, 9821355 + ... + 10894191.

It is an arithmetic number, because the mean of its divisors is an integer number (928142193264).

Almost surely, 2^{11112202112001} is an apocalyptic number.

It is an amenable number.

11112202112001 is a deficient number, since it is larger than the sum of its proper divisors (3738072980223).

11112202112001 is a wasteful number, since it uses less digits than its factorization.

11112202112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080760.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11112202112001 its reverse (10021120221111), we get a palindrome (21133322333112).

The spelling of 11112202112001 in words is "eleven trillion, one hundred twelve billion, two hundred two million, one hundred twelve thousand, one".