1312000102225 has 6 divisors (see below), whose sum is σ = 1626880126790. Its totient is φ = 1049600081760.

The previous prime is 1312000102223. The next prime is 1312000102229. The reversal of 1312000102225 is 5222010002131.

It can be written as a sum of positive squares in 3 ways, for example, as 65552897089 + 1246447205136 = 256033^2 + 1116444^2 .

It is not a de Polignac number, because 1312000102225 - 2¹ = 1312000102223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1312000102223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26240002020 + ... + 26240002069.

Almost surely, 2^{1312000102225} is an apocalyptic number.

It is an amenable number.

1312000102225 is a deficient number, since it is larger than the sum of its proper divisors (314880024565).

1312000102225 is an equidigital number, since it uses as much as digits as its factorization.

1312000102225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52480004099 (or 52480004094 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 1312000102225 its reverse (5222010002131), we get a palindrome (6534010104356).

The spelling of 1312000102225 in words is "one trillion, three hundred twelve billion, one hundred two thousand, two hundred twenty-five".