13531225210 has 16 divisors (see below), whose sum is σ = 24357747456. Its totient is φ = 5412147408.

The previous prime is 13531225189. The next prime is 13531225249. The reversal of 13531225210 is 1252213531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176479 + ... + 241261.

It is an arithmetic number, because the mean of its divisors is an integer number (1522359216).

Almost surely, 2^13531225210 is an apocalyptic number.

13531225210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13531225210 is a deficient number, since it is larger than the sum of its proper divisors (10826522246).

13531225210 is a wasteful number, since it uses less digits than its factorization.

13531225210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85677.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 13531225210 its reverse (1252213531), we get a palindrome (14783438741).

The spelling of 13531225210 in words is "thirteen billion, five hundred thirty-one million, two hundred twenty-five thousand, two hundred ten".