2122120213210 has 8 divisors (see below), whose sum is σ = 3819816383796. Its totient is φ = 848848085280.

The previous prime is 2122120213207. The next prime is 2122120213237. The reversal of 2122120213210 is 123120212212.

It can be written as a sum of positive squares in 2 ways, for example, as 2038010352921 + 84109860289 = 1427589^2 + 290017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106106010651 + ... + 106106010670.

Almost surely, 2^{2122120213210} is an apocalyptic number.

2122120213210 is a deficient number, since it is larger than the sum of its proper divisors (1697696170586).

2122120213210 is a wasteful number, since it uses less digits than its factorization.

2122120213210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212212021328.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2122120213210 its reverse (123120212212), we get a palindrome (2245240425422).

The spelling of 2122120213210 in words is "two trillion, one hundred twenty-two billion, one hundred twenty million, two hundred thirteen thousand, two hundred ten".