1310432134221 has 48 divisors (see below), whose sum is σ = 2171520748800. Its totient is φ = 745959631104.

The previous prime is 1310432134181. The next prime is 1310432134273. The reversal of 1310432134221 is 1224312340131.

1310432134221 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 432 + 1 + 3 + 4 + 221 = 666.

It is not a de Polignac number, because 1310432134221 - 2²² = 1310427939917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310432134021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31113745 + ... + 31155833.

It is an arithmetic number, because the mean of its divisors is an integer number (45240015600).

Almost surely, 2^{1310432134221} is an apocalyptic number.

It is an amenable number.

1310432134221 is a deficient number, since it is larger than the sum of its proper divisors (861088614579).

1310432134221 is a wasteful number, since it uses less digits than its factorization.

1310432134221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43978 (or 43975 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1310432134221 its reverse (1224312340131), we get a palindrome (2534744474352).

The spelling of 1310432134221 in words is "one trillion, three hundred ten billion, four hundred thirty-two million, one hundred thirty-four thousand, two hundred twenty-one".