111221011000101 has 8 divisors (see below), whose sum is σ = 152302645693984. Its totient is φ = 72143358486480.

The previous prime is 111221011000081. The next prime is 111221011000153. The reversal of 111221011000101 is 101000110122111.

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

It is not a de Polignac number, because 111221011000101 - 2⁶ = 111221011000037 is a prime.

It is a super-2 number, since 2×111221011000101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111221011000301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500995544935 + ... + 500995545156.

It is an arithmetic number, because the mean of its divisors is an integer number (19037830711748).

Almost surely, 2^{111221011000101} is an apocalyptic number.

It is an amenable number.

111221011000101 is a deficient number, since it is larger than the sum of its proper divisors (41081634693883).

111221011000101 is a wasteful number, since it uses less digits than its factorization.

111221011000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001991090131.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111221011000101 its reverse (101000110122111), we get a palindrome (212221121122212).

The spelling of 111221011000101 in words is "one hundred eleven trillion, two hundred twenty-one billion, eleven million, one hundred one", and thus it is an aban number.