111010021321 has 8 divisors (see below), whose sum is σ = 111183480000. Its totient is φ = 110836659600.

The previous prime is 111010021313. The next prime is 111010021327. The reversal of 111010021321 is 123120010111.

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 111010021321 - 2³ = 111010021313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111010021327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2463846 + ... + 2508496.

It is an arithmetic number, because the mean of its divisors is an integer number (13897935000).

Almost surely, 2^111010021321 is an apocalyptic number.

It is an amenable number.

111010021321 is a deficient number, since it is larger than the sum of its proper divisors (173458679).

111010021321 is an equidigital number, since it uses as much as digits as its factorization.

111010021321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48479.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111010021321 its reverse (123120010111), we get a palindrome (234130031432).

The spelling of 111010021321 in words is "one hundred eleven billion, ten million, twenty-one thousand, three hundred twenty-one".