2112122311230 has 64 divisors (see below), whose sum is σ = 5480101186560. Its totient is φ = 519167470464.

The previous prime is 2112122311207. The next prime is 2112122311241. The reversal of 2112122311230 is 321132212112.

It is a super-2 number, since 2×2112122311230² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2112122311197 and 2112122311206.

It is a congruent number.

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, 50052934 + ... + 50095113.

It is an arithmetic number, because the mean of its divisors is an integer number (85626581040).

Almost surely, 2^{2112122311230} is an apocalyptic number.

2112122311230 is an abundant number, since it is smaller than the sum of its proper divisors (3367978875330).

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

2112122311230 is a wasteful number, since it uses less digits than its factorization.

2112122311230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100148113.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2112122311230 its reverse (321132212112), we get a palindrome (2433254523342).

The spelling of 2112122311230 in words is "two trillion, one hundred twelve billion, one hundred twenty-two million, three hundred eleven thousand, two hundred thirty".