1320203010 has 32 divisors (see below), whose sum is σ = 3621128832. Its totient is φ = 301760640.

The previous prime is 1320202991. The next prime is 1320203021. The reversal of 1320203010 is 103020231.

It is a happy number.

It is a super-2 number, since 2×1320203010² = 3485871975226120200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3143131 + ... + 3143550.

It is an arithmetic number, because the mean of its divisors is an integer number (113160276).

Almost surely, 2^1320203010 is an apocalyptic number.

1320203010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320203010 is an abundant number, since it is smaller than the sum of its proper divisors (2300925822).

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

1320203010 is a wasteful number, since it uses less digits than its factorization.

1320203010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6286698.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1320203010 is about 36334.5979749329. The cubic root of 1320203010 is about 1097.0175434916.

Adding to 1320203010 its reverse (103020231), we get a palindrome (1423223241).

The spelling of 1320203010 in words is "one billion, three hundred twenty million, two hundred three thousand, ten".