111020201200221 has 8 divisors (see below), whose sum is σ = 148026983702304. Its totient is φ = 74013443082480.

The previous prime is 111020201200159. The next prime is 111020201200231. The reversal of 111020201200221 is 122002102020111.

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

It is not a de Polignac number, because 111020201200221 - 2¹⁹ = 111020200675933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111020201200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020201200231) 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, 13860010 + ... + 20350436.

It is an arithmetic number, because the mean of its divisors is an integer number (18503372962788).

Almost surely, 2^{111020201200221} is an apocalyptic number.

It is an amenable number.

111020201200221 is a deficient number, since it is larger than the sum of its proper divisors (37006782502083).

111020201200221 is an equidigital number, since it uses as much as digits as its factorization.

111020201200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12192171.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111020201200221 its reverse (122002102020111), we get a palindrome (233022303220332).

The spelling of 111020201200221 in words is "one hundred eleven trillion, twenty billion, two hundred one million, two hundred thousand, two hundred twenty-one".