1312422100197 has 16 divisors (see below), whose sum is σ = 1901180557248. Its totient is φ = 800497071360.

The previous prime is 1312422100193. The next prime is 1312422100303. The reversal of 1312422100197 is 7910012242131.

It is not a de Polignac number, because 1312422100197 - 2² = 1312422100193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312422100193) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 148897579 + ... + 148906392.

It is an arithmetic number, because the mean of its divisors is an integer number (118823784828).

Almost surely, 2^{1312422100197} is an apocalyptic number.

It is an amenable number.

1312422100197 is a deficient number, since it is larger than the sum of its proper divisors (588758457051).

1312422100197 is a wasteful number, since it uses less digits than its factorization.

1312422100197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297804100.

The product of its (nonzero) digits is 6048, while the sum is 33.

The spelling of 1312422100197 in words is "one trillion, three hundred twelve billion, four hundred twenty-two million, one hundred thousand, one hundred ninety-seven".