2112120210404 has 6 divisors (see below), whose sum is σ = 3696210368214. Its totient is φ = 1056060105200.

The previous prime is 2112120210383. The next prime is 2112120210439. The reversal of 2112120210404 is 4040120212112.

It can be written as a sum of positive squares in only one way, i.e., 2111993692900 + 126517504 = 1453270^2 + 11248^2 .

It is a super-2 number, since 2×2112120210404² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264015026297 + ... + 264015026304.

It is an arithmetic number, because the mean of its divisors is an integer number (616035061369).

Almost surely, 2^{2112120210404} is an apocalyptic number.

It is an amenable number.

2112120210404 is a deficient number, since it is larger than the sum of its proper divisors (1584090157810).

2112120210404 is a wasteful number, since it uses less digits than its factorization.

2112120210404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528030052605 (or 528030052603 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2112120210404 its reverse (4040120212112), we get a palindrome (6152240422516).

The spelling of 2112120210404 in words is "two trillion, one hundred twelve billion, one hundred twenty million, two hundred ten thousand, four hundred four".