2011110321 has 16 divisors (see below), whose sum is σ = 3004314048. Its totient is φ = 1185912000.

The previous prime is 2011110313. The next prime is 2011110323. The reversal of 2011110321 is 1230111102.

It is not a de Polignac number, because 2011110321 - 2³ = 2011110313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2011110297 and 2011110306.

It is not an unprimeable number, because it can be changed into a prime (2011110323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822330 + ... + 824771.

It is an arithmetic number, because the mean of its divisors is an integer number (187769628).

Almost surely, 2^2011110321 is an apocalyptic number.

It is an amenable number.

2011110321 is a deficient number, since it is larger than the sum of its proper divisors (993203727).

2011110321 is a wasteful number, since it uses less digits than its factorization.

2011110321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647152.

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

The square root of 2011110321 is about 44845.4046809704. The cubic root of 2011110321 is about 1262.2497642925.

Adding to 2011110321 its reverse (1230111102), we get a palindrome (3241221423).

The spelling of 2011110321 in words is "two billion, eleven million, one hundred ten thousand, three hundred twenty-one".