111102220001001 has 8 divisors (see below), whose sum is σ = 148138735692960. Its totient is φ = 74066925488192.

The previous prime is 111102220000979. The next prime is 111102220001011. The reversal of 111102220001001 is 100100022201111.

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-111102220001001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111102220001011) 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, 305082480 + ... + 305446433.

It is an arithmetic number, because the mean of its divisors is an integer number (18517341961620).

Almost surely, 2^{111102220001001} is an apocalyptic number.

It is an amenable number.

111102220001001 is a deficient number, since it is larger than the sum of its proper divisors (37036515691959).

111102220001001 is an equidigital number, since it uses as much as digits as its factorization.

111102220001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610589575.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111102220001001 its reverse (100100022201111), we get a palindrome (211202242202112).

The spelling of 111102220001001 in words is "one hundred eleven trillion, one hundred two billion, two hundred twenty million, one thousand, one".