122312200312 has 8 divisors (see below), whose sum is σ = 229335375600. Its totient is φ = 61156100152.

The previous prime is 122312200279. The next prime is 122312200331. The reversal of 122312200312 is 213002213221.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 122312200312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7644512512 + ... + 7644512527.

It is an arithmetic number, because the mean of its divisors is an integer number (28666921950).

Almost surely, 2^122312200312 is an apocalyptic number.

It is an amenable number.

122312200312 is a deficient number, since it is larger than the sum of its proper divisors (107023175288).

122312200312 is a wasteful number, since it uses less digits than its factorization.

122312200312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15289025045 (or 15289025041 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 122312200312 its reverse (213002213221), we get a palindrome (335314413533).

It can be divided in two parts, 122312 and 200312, that added together give a square (322624 = 568²).

The spelling of 122312200312 in words is "one hundred twenty-two billion, three hundred twelve million, two hundred thousand, three hundred twelve".