2120210132212 has 36 divisors (see below), whose sum is σ = 3766329497700.
Its totient is φ = 1044271533312.
The previous prime is 2120210132171. The next prime is 2120210132213. The reversal of 2120210132212 is 2122310120212.
It can be written as a sum of positive squares in 2 ways, for example, as 356296772836 + 1763913359376 = 596906^2 + 1328124^2
It is a self number, because there is not a number n which added to its sum of digits gives 2120210132212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120210132213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11920914 + ... + 12097462.
It is an arithmetic number, because the mean of its divisors is an integer number (104620263825).
Almost surely, 22120210132212 is an apocalyptic number.
It is an amenable number.
2120210132212 is a deficient number, since it is larger than the sum of its proper divisors (1646119365488).
2120210132212 is a wasteful number, since it uses less digits than its factorization.
2120210132212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176992 (or 176827 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 2120210132212 its reverse (2122310120212), we get a palindrome (4242520252424).
The spelling of 2120210132212 in words is "two trillion, one hundred twenty billion, two hundred ten million, one hundred thirty-two thousand, two hundred twelve".