1310211101320 has 48 divisors (see below), whose sum is σ = 3240336144780. Its totient is φ = 476440398720.

The previous prime is 1310211101299. The next prime is 1310211101371. The reversal of 1310211101320 is 231011120131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1093358827044 + 216852274276 = 1045638^2 + 465674^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1310211101294 and 1310211101303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135347547 + ... + 135357226.

Almost surely, 2^{1310211101320} is an apocalyptic number.

1310211101320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310211101320 is an abundant number, since it is smaller than the sum of its proper divisors (1930125043460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310211101320 is a wasteful number, since it uses less digits than its factorization.

1310211101320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270704806 (or 270704791 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1310211101320 its reverse (231011120131), we get a palindrome (1541222221451).

The spelling of 1310211101320 in words is "one trillion, three hundred ten billion, two hundred eleven million, one hundred one thousand, three hundred twenty".