11232121201 has 8 divisors (see below), whose sum is σ = 12980943360. Its totient is φ = 9519357408.

The previous prime is 11232121181. The next prime is 11232121207. The reversal of 11232121201 is 10212123211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11232121201 - 2²³ = 11223732593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11232121207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9013921 + ... + 9015166.

It is an arithmetic number, because the mean of its divisors is an integer number (1622617920).

Almost surely, 2^11232121201 is an apocalyptic number.

It is an amenable number.

11232121201 is a deficient number, since it is larger than the sum of its proper divisors (1748822159).

11232121201 is an equidigital number, since it uses as much as digits as its factorization.

11232121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18029183.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11232121201 its reverse (10212123211), we get a palindrome (21444244412).

The spelling of 11232121201 in words is "eleven billion, two hundred thirty-two million, one hundred twenty-one thousand, two hundred one".