111220001200101 has 8 divisors (see below), whose sum is σ = 148293566429440. Its totient is φ = 74146551718752.

The previous prime is 111220001200081. The next prime is 111220001200157. The reversal of 111220001200101 is 101002100022111.

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

It is not a de Polignac number, because 111220001200101 - 2⁵ = 111220001200069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220001200501) 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, 26669560 + ... + 30556593.

It is an arithmetic number, because the mean of its divisors is an integer number (18536695803680).

Almost surely, 2^{111220001200101} is an apocalyptic number.

It is an amenable number.

111220001200101 is a deficient number, since it is larger than the sum of its proper divisors (37073565229339).

111220001200101 is an equidigital number, since it uses as much as digits as its factorization.

111220001200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57873995.

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

Adding to 111220001200101 its reverse (101002100022111), we get a palindrome (212222101222212).

The spelling of 111220001200101 in words is "one hundred eleven trillion, two hundred twenty billion, one million, two hundred thousand, one hundred one".