12722211316072 has 16 divisors (see below), whose sum is σ = 24006083457060. Its totient is φ = 6320589060864.

The previous prime is 12722211316063. The next prime is 12722211316081. The reversal of 12722211316072 is 27061311222721.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12722211316063) and next prime (12722211316081).

It can be written as a sum of positive squares in 2 ways, for example, as 11227230698436 + 1494980617636 = 3350706^2 + 1222694^2 .

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, 5064573313 + ... + 5064575824.

Almost surely, 2^{12722211316072} is an apocalyptic number.

It is an amenable number.

12722211316072 is a deficient number, since it is larger than the sum of its proper divisors (11283872140988).

12722211316072 is a wasteful number, since it uses less digits than its factorization.

12722211316072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10129149300 (or 10129149296 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

Adding to 12722211316072 its reverse (27061311222721), we get a palindrome (39783522538793).

The spelling of 12722211316072 in words is "twelve trillion, seven hundred twenty-two billion, two hundred eleven million, three hundred sixteen thousand, seventy-two".