11223201323121 has 8 divisors (see below), whose sum is σ = 14988443341920. Its totient is φ = 7470046759872.

The previous prime is 11223201323099. The next prime is 11223201323149. The reversal of 11223201323121 is 12132310232211.

11223201323121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-11223201323121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11223201323091 and 11223201323100.

It is not an unprimeable number, because it can be changed into a prime (11223201323821) 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, 3021861720 + ... + 3021865433.

It is an arithmetic number, because the mean of its divisors is an integer number (1873555417740).

Almost surely, 2^{11223201323121} is an apocalyptic number.

It is an amenable number.

11223201323121 is a deficient number, since it is larger than the sum of its proper divisors (3765242018799).

11223201323121 is an equidigital number, since it uses as much as digits as its factorization.

11223201323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043727775.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11223201323121 its reverse (12132310232211), we get a palindrome (23355511555332).

The spelling of 11223201323121 in words is "eleven trillion, two hundred twenty-three billion, two hundred one million, three hundred twenty-three thousand, one hundred twenty-one".