2011012323 has 16 divisors (see below), whose sum is σ = 2704416000. Its totient is φ = 1329176160.

The previous prime is 2011012319. The next prime is 2011012327. The reversal of 2011012323 is 3232101102.

It is an interprime number because it is at equal distance from previous prime (2011012319) and next prime (2011012327).

It is not a de Polignac number, because 2011012323 - 2² = 2011012319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011012327) 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, 251298 + ... + 259176.

It is an arithmetic number, because the mean of its divisors is an integer number (169026000).

Almost surely, 2^2011012323 is an apocalyptic number.

2011012323 is a deficient number, since it is larger than the sum of its proper divisors (693403677).

2011012323 is a wasteful number, since it uses less digits than its factorization.

2011012323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8602.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2011012323 is about 44844.3120473489. The cubic root of 2011012323 is about 1262.2292615283.

Adding to 2011012323 its reverse (3232101102), we get a palindrome (5243113425).

The spelling of 2011012323 in words is "two billion, eleven million, twelve thousand, three hundred twenty-three".