210211122212012 has 24 divisors (see below), whose sum is σ = 370804945800240. Its totient is φ = 104270147502080.

The previous prime is 210211122211967. The next prime is 210211122212081. The reversal of 210211122212012 is 210212221112012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411684437 + ... + 412194732.

It is an arithmetic number, because the mean of its divisors is an integer number (15450206075010).

Almost surely, 2^{210211122212012} is an apocalyptic number.

It is an amenable number.

210211122212012 is a deficient number, since it is larger than the sum of its proper divisors (160593823588228).

210211122212012 is a wasteful number, since it uses less digits than its factorization.

210211122212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823879681 (or 823879679 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 210211122212012 its reverse (210212221112012), we get a palindrome (420423343324024).

The spelling of 210211122212012 in words is "two hundred ten trillion, two hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, twelve".