1210221322330 has 64 divisors (see below), whose sum is σ = 2316453292800. Its totient is φ = 453932467200.

The previous prime is 1210221322309. The next prime is 1210221322379. The reversal of 1210221322330 is 332231220121.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81991491 + ... + 82006249.

It is an arithmetic number, because the mean of its divisors is an integer number (36194582700).

Almost surely, 2^{1210221322330} is an apocalyptic number.

1210221322330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210221322330 is a deficient number, since it is larger than the sum of its proper divisors (1106231970470).

1210221322330 is a wasteful number, since it uses less digits than its factorization.

1210221322330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19159.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1210221322330 its reverse (332231220121), we get a palindrome (1542452542451).

The spelling of 1210221322330 in words is "one trillion, two hundred ten billion, two hundred twenty-one million, three hundred twenty-two thousand, three hundred thirty".