111020021110201 has 8 divisors (see below), whose sum is σ = 127424573587584. Its totient is φ = 94751605998240.

The previous prime is 111020021110153. The next prime is 111020021110307. The reversal of 111020021110201 is 102011120020111.

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 a de Polignac number, because none of the positive numbers 2^k-111020021110201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111020021510201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34034339605 + ... + 34034342866.

It is an arithmetic number, because the mean of its divisors is an integer number (15928071698448).

Almost surely, 2^{111020021110201} is an apocalyptic number.

It is an amenable number.

111020021110201 is a deficient number, since it is larger than the sum of its proper divisors (16404552477383).

111020021110201 is an equidigital number, since it uses as much as digits as its factorization.

111020021110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68068682711.

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

Adding to 111020021110201 its reverse (102011120020111), we get a palindrome (213031141130312).

The spelling of 111020021110201 in words is "one hundred eleven trillion, twenty billion, twenty-one million, one hundred ten thousand, two hundred one".