11233112123201 has 4 divisors (see below), whose sum is σ = 11233287976404. Its totient is φ = 11232936270000.

The previous prime is 11233112123179. The next prime is 11233112123243. The reversal of 11233112123201 is 10232121133211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10639495806976 + 593616316225 = 3261824^2 + 770465^2 .

It is a cyclic number.

It is not a de Polignac number, because 11233112123201 - 2³⁴ = 11215932254017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11233112123801) 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, 87830750 + ... + 87958551.

It is an arithmetic number, because the mean of its divisors is an integer number (2808321994101).

Almost surely, 2^{11233112123201} is an apocalyptic number.

It is an amenable number.

11233112123201 is a deficient number, since it is larger than the sum of its proper divisors (175853203).

11233112123201 is an equidigital number, since it uses as much as digits as its factorization.

11233112123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175853202.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11233112123201 its reverse (10232121133211), we get a palindrome (21465233256412).

The spelling of 11233112123201 in words is "eleven trillion, two hundred thirty-three billion, one hundred twelve million, one hundred twenty-three thousand, two hundred one".