1312301021132 has 12 divisors (see below), whose sum is σ = 2296553479920. Its totient is φ = 656142884016.

The previous prime is 1312301021131. The next prime is 1312301021183. The reversal of 1312301021132 is 2311201032131.

It is a happy number.

It is a super-2 number, since 2×1312301021132² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1312301021131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1510328 + ... + 2214879.

It is an arithmetic number, because the mean of its divisors is an integer number (191379456660).

Almost surely, 2^{1312301021132} is an apocalyptic number.

It is an amenable number.

1312301021132 is a deficient number, since it is larger than the sum of its proper divisors (984252458788).

1312301021132 is a wasteful number, since it uses less digits than its factorization.

1312301021132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813280 (or 3813278 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1312301021132 its reverse (2311201032131), we get a palindrome (3623502053263).

The spelling of 1312301021132 in words is "one trillion, three hundred twelve billion, three hundred one million, twenty-one thousand, one hundred thirty-two".