2120220110212 has 12 divisors (see below), whose sum is σ = 3711307972876. Its totient is φ = 1059846403680.

The previous prime is 2120220110209. The next prime is 2120220110213. The reversal of 2120220110212 is 2120110220212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 47587677316 + 2072632432896 = 218146^2 + 1439664^2 .

It is not an unprimeable number, because it can be changed into a prime (2120220110213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65894763 + ... + 65926930.

Almost surely, 2^{2120220110212} is an apocalyptic number.

It is an amenable number.

2120220110212 is a deficient number, since it is larger than the sum of its proper divisors (1591087862664).

2120220110212 is a wasteful number, since it uses less digits than its factorization.

2120220110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131825718 (or 131825716 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2120220110212 its reverse (2120110220212), we get a palindrome (4240330330424).

The spelling of 2120220110212 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred ten thousand, two hundred twelve".