111013321022221 has 8 divisors (see below), whose sum is σ = 112855550630688. Its totient is φ = 109171812030000.

The previous prime is 111013321022213. The next prime is 111013321022231. The reversal of 111013321022221 is 122220123310111.

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 not a de Polignac number, because 111013321022221 - 2³ = 111013321022213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111013321022192 and 111013321022201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111013321022231) 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, 179843395 + ... + 180459616.

It is an arithmetic number, because the mean of its divisors is an integer number (14106943828836).

Almost surely, 2^{111013321022221} is an apocalyptic number.

It is an amenable number.

111013321022221 is a deficient number, since it is larger than the sum of its proper divisors (1842229608467).

111013321022221 is an equidigital number, since it uses as much as digits as its factorization.

111013321022221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360308123.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111013321022221 its reverse (122220123310111), we get a palindrome (233233444332332).

The spelling of 111013321022221 in words is "one hundred eleven trillion, thirteen billion, three hundred twenty-one million, twenty-two thousand, two hundred twenty-one".