1310321010 has 32 divisors (see below), whose sum is σ = 3191712192. Its totient is φ = 344203200.

The previous prime is 1310321003. The next prime is 1310321027. The reversal of 1310321010 is 101230131.

It is a super-2 number, since 2×1310321010² = 3433882298494840200, which contains 22 as substring.

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, 323941 + ... + 327960.

It is an arithmetic number, because the mean of its divisors is an integer number (99741006).

Almost surely, 2^1310321010 is an apocalyptic number.

1310321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1310321010 is an abundant number, since it is smaller than the sum of its proper divisors (1881391182).

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

1310321010 is a wasteful number, since it uses less digits than its factorization.

1310321010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651978.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1310321010 is about 36198.3564544027. The cubic root of 1310321010 is about 1094.2735491441.

Adding to 1310321010 its reverse (101230131), we get a palindrome (1411551141).

The spelling of 1310321010 in words is "one billion, three hundred ten million, three hundred twenty-one thousand, ten".