10221120001111 has 8 divisors (see below), whose sum is σ = 10768032138800. Its totient is φ = 9675103708800.

The previous prime is 10221120001033. The next prime is 10221120001121. The reversal of 10221120001111 is 11110002112201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10221120001111 - 2²¹ = 10221117903959 is a prime.

It is a super-2 number, since 2×10221120001111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10221120001091 and 10221120001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221120001121) 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, 223937916 + ... + 223983553.

It is an arithmetic number, because the mean of its divisors is an integer number (1346004017350).

Almost surely, 2^{10221120001111} is an apocalyptic number.

10221120001111 is a deficient number, since it is larger than the sum of its proper divisors (546912137689).

10221120001111 is a wasteful number, since it uses less digits than its factorization.

10221120001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447922689.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10221120001111 its reverse (11110002112201), we get a palindrome (21331122113312).

The spelling of 10221120001111 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty million, one thousand, one hundred eleven".