1320012210 has 32 divisors (see below), whose sum is σ = 3456032832. Its totient is φ = 320002880.

The previous prime is 1320012203. The next prime is 1320012217. The reversal of 1320012210 is 122100231.

It is an interprime number because it is at equal distance from previous prime (1320012203) and next prime (1320012217).

1320012210 is a modest number, since divided by 12210 gives 1320 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1320012217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1999689 + ... + 2000348.

It is an arithmetic number, because the mean of its divisors is an integer number (108001026).

Almost surely, 2^1320012210 is an apocalyptic number.

1320012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320012210 is an abundant number, since it is smaller than the sum of its proper divisors (2136020622).

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

1320012210 is a wasteful number, since it uses less digits than its factorization.

1320012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000058.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1320012210 is about 36331.9722833760. The cubic root of 1320012210 is about 1096.9646927735.

Adding to 1320012210 its reverse (122100231), we get a palindrome (1442112441).

The spelling of 1320012210 in words is "one billion, three hundred twenty million, twelve thousand, two hundred ten".