11120102331221 has 8 divisors (see below), whose sum is σ = 11975651729664. Its totient is φ = 10264575348720.

The previous prime is 11120102331137. The next prime is 11120102331229. The reversal of 11120102331221 is 12213320102111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120102331221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11120102331193 and 11120102331202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120102331229) 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, 4566545 + ... + 6564566.

It is an arithmetic number, because the mean of its divisors is an integer number (1496956466208).

Almost surely, 2^{11120102331221} is an apocalyptic number.

It is an amenable number.

11120102331221 is a deficient number, since it is larger than the sum of its proper divisors (855549398443).

11120102331221 is a wasteful number, since it uses less digits than its factorization.

11120102331221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11207971.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11120102331221 its reverse (12213320102111), we get a palindrome (23333422433332).

The spelling of 11120102331221 in words is "eleven trillion, one hundred twenty billion, one hundred two million, three hundred thirty-one thousand, two hundred twenty-one".