2111322123330 has 64 divisors (see below), whose sum is σ = 5947569987840. Its totient is φ = 469544995584.

The previous prime is 2111322123301. The next prime is 2111322123347. The reversal of 2111322123330 is 333212231112.

It is a super-3 number, since 3×2111322123330³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2111322123330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135855945 + ... + 135871484.

It is an arithmetic number, because the mean of its divisors is an integer number (92930781060).

Almost surely, 2^{2111322123330} is an apocalyptic number.

2111322123330 is an abundant number, since it is smaller than the sum of its proper divisors (3836247864510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111322123330 is a wasteful number, since it uses less digits than its factorization.

2111322123330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271727483.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2111322123330 its reverse (333212231112), we get a palindrome (2444534354442).

The spelling of 2111322123330 in words is "two trillion, one hundred eleven billion, three hundred twenty-two million, one hundred twenty-three thousand, three hundred thirty".