1312130022202 has 8 divisors (see below), whose sum is σ = 1968203323476. Its totient is φ = 656062247712.

The previous prime is 1312130022083. The next prime is 1312130022253. The reversal of 1312130022202 is 2022200312131.

It can be written as a sum of positive squares in 2 ways, for example, as 1304508906801 + 7621115401 = 1142151^2 + 87299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1312130022202.

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, 725913 + ... + 1775164.

Almost surely, 2^{1312130022202} is an apocalyptic number.

1312130022202 is a deficient number, since it is larger than the sum of its proper divisors (656073301274).

1312130022202 is a wasteful number, since it uses less digits than its factorization.

1312130022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763392.

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

Adding to 1312130022202 its reverse (2022200312131), we get a palindrome (3334330334333).

The spelling of 1312130022202 in words is "one trillion, three hundred twelve billion, one hundred thirty million, twenty-two thousand, two hundred two".