1310020231332 has 48 divisors (see below), whose sum is σ = 3223476112640. Its totient is φ = 412934270112.

The previous prime is 1310020231327. The next prime is 1310020231339. The reversal of 1310020231332 is 2331320200131.

It is a junction number, because it is equal to n+sod(n) for n = 1310020231299 and 1310020231308.

It is not an unprimeable number, because it can be changed into a prime (1310020231339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5127298 + ... + 5376729.

Almost surely, 2^{1310020231332} is an apocalyptic number.

1310020231332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310020231332 is an abundant number, since it is smaller than the sum of its proper divisors (1913455881308).

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

1310020231332 is a wasteful number, since it uses less digits than its factorization.

1310020231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10504600 (or 10504598 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1310020231332 its reverse (2331320200131), we get a palindrome (3641340431463).

The spelling of 1310020231332 in words is "one trillion, three hundred ten billion, twenty million, two hundred thirty-one thousand, three hundred thirty-two".