1200212221010 has 32 divisors (see below), whose sum is σ = 2356919938944. Its totient is φ = 436414960000.

The previous prime is 1200212221007. The next prime is 1200212221027. The reversal of 1200212221010 is 101222120021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1594190 + ... + 2223030.

It is an arithmetic number, because the mean of its divisors is an integer number (73653748092).

Almost surely, 2^{1200212221010} is an apocalyptic number.

1200212221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200212221010 is a deficient number, since it is larger than the sum of its proper divisors (1156707717934).

1200212221010 is a wasteful number, since it uses less digits than its factorization.

1200212221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646210.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200212221010 its reverse (101222120021), we get a palindrome (1301434341031).

The spelling of 1200212221010 in words is "one trillion, two hundred billion, two hundred twelve million, two hundred twenty-one thousand, ten".