13321240431002 has 32 divisors (see below), whose sum is σ = 23164425411840. Its totient is φ = 5627143992960.

The previous prime is 13321240430989. The next prime is 13321240431017. The reversal of 13321240431002 is 20013404212331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1772774 + ... + 5457582.

It is an arithmetic number, because the mean of its divisors is an integer number (723888294120).

Almost surely, 2^{13321240431002} is an apocalyptic number.

13321240431002 is a deficient number, since it is larger than the sum of its proper divisors (9843184980838).

13321240431002 is a wasteful number, since it uses less digits than its factorization.

13321240431002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688526.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 13321240431002 its reverse (20013404212331), we get a palindrome (33334644643333).

The spelling of 13321240431002 in words is "thirteen trillion, three hundred twenty-one billion, two hundred forty million, four hundred thirty-one thousand, two".