102221201210 has 16 divisors (see below), whose sum is σ = 184033098792. Its totient is φ = 40880716800.

The previous prime is 102221201153. The next prime is 102221201239. The reversal of 102221201210 is 12102122201.

102221201210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 66372701641 + 35848499569 = 257629^2 + 189337^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915011 + ... + 1020630.

Almost surely, 2^102221201210 is an apocalyptic number.

102221201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102221201210 is a deficient number, since it is larger than the sum of its proper divisors (81811897582).

102221201210 is a wasteful number, since it uses less digits than its factorization.

102221201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940929.

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

Adding to 102221201210 its reverse (12102122201), we get a palindrome (114323323411).

The spelling of 102221201210 in words is "one hundred two billion, two hundred twenty-one million, two hundred one thousand, two hundred ten".