111030312002221 has 8 divisors (see below), whose sum is σ = 111398715900864. Its totient is φ = 110661995202720.

The previous prime is 111030312002173. The next prime is 111030312002231. The reversal of 111030312002221 is 122200213030111.

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

It is a cyclic number.

It is not a de Polignac number, because 111030312002221 - 2¹³ = 111030311994029 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 (111030312002231) 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, 19220545 + ... + 24320566.

It is an arithmetic number, because the mean of its divisors is an integer number (13924839487608).

Almost surely, 2^{111030312002221} is an apocalyptic number.

It is an amenable number.

111030312002221 is a deficient number, since it is larger than the sum of its proper divisors (368403898643).

111030312002221 is an equidigital number, since it uses as much as digits as its factorization.

111030312002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43549571.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111030312002221 its reverse (122200213030111), we get a palindrome (233230525032332).

The spelling of 111030312002221 in words is "one hundred eleven trillion, thirty billion, three hundred twelve million, two thousand, two hundred twenty-one".