210122310323012 has 24 divisors (see below), whose sum is σ = 372753648262296. Its totient is φ = 103621286700288.

The previous prime is 210122310322963. The next prime is 210122310323017. The reversal of 210122310323012 is 210323013221012.

It can be written as a sum of positive squares in 4 ways, for example, as 45058246951936 + 165064063371076 = 6712544^2 + 12847726^2 .

It is not an unprimeable number, because it can be changed into a prime (210122310323017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44169098 + ... + 48694494.

It is an arithmetic number, because the mean of its divisors is an integer number (15531402010929).

Almost surely, 2^{210122310323012} is an apocalyptic number.

It is an amenable number.

210122310323012 is a deficient number, since it is larger than the sum of its proper divisors (162631337939284).

210122310323012 is a wasteful number, since it uses less digits than its factorization.

210122310323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4684487 (or 4684485 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 210122310323012 its reverse (210323013221012), we get a palindrome (420445323544024).

The spelling of 210122310323012 in words is "two hundred ten trillion, one hundred twenty-two billion, three hundred ten million, three hundred twenty-three thousand, twelve".