2122210211012 has 6 divisors (see below), whose sum is σ = 3713867869278. Its totient is φ = 1061105105504.

The previous prime is 2122210210961. The next prime is 2122210211027. The reversal of 2122210211012 is 2101120122212.

It can be written as a sum of positive squares in only one way, i.e., 1616498645056 + 505711565956 = 1271416^2 + 711134^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265276276373 + ... + 265276276380.

It is an arithmetic number, because the mean of its divisors is an integer number (618977978213).

Almost surely, 2^{2122210211012} is an apocalyptic number.

It is an amenable number.

2122210211012 is a deficient number, since it is larger than the sum of its proper divisors (1591657658266).

2122210211012 is a wasteful number, since it uses less digits than its factorization.

2122210211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530552552757 (or 530552552755 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2122210211012 its reverse (2101120122212), we get a palindrome (4223330333224).

The spelling of 2122210211012 in words is "two trillion, one hundred twenty-two billion, two hundred ten million, two hundred eleven thousand, twelve".