1212002320010 has 16 divisors (see below), whose sum is σ = 2296425448800. Its totient is φ = 459285089616.

The previous prime is 1212002319973. The next prime is 1212002320019. The reversal of 1212002320010 is 100232002121.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1212002320019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3189479600 + ... + 3189479979.

It is an arithmetic number, because the mean of its divisors is an integer number (143526590550).

Almost surely, 2^{1212002320010} is an apocalyptic number.

1212002320010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212002320010 is a deficient number, since it is larger than the sum of its proper divisors (1084423128790).

1212002320010 is a wasteful number, since it uses less digits than its factorization.

1212002320010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378959605.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1212002320010 its reverse (100232002121), we get a palindrome (1312234322131).

The spelling of 1212002320010 in words is "one trillion, two hundred twelve billion, two million, three hundred twenty thousand, ten".