1002100221210 has 96 divisors (see below), whose sum is σ = 2708034348096. Its totient is φ = 237008147200.

The previous prime is 1002100221107. The next prime is 1002100221289. The reversal of 1002100221210 is 121220012001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3217764 + ... + 3515423.

It is an arithmetic number, because the mean of its divisors is an integer number (28208691126).

Almost surely, 2^{1002100221210} is an apocalyptic number.

1002100221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002100221210 is an abundant number, since it is smaller than the sum of its proper divisors (1705934126886).

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

1002100221210 is a wasteful number, since it uses less digits than its factorization.

1002100221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733260 (or 6733249 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002100221210 its reverse (121220012001), we get a palindrome (1123320233211).

The spelling of 1002100221210 in words is "one trillion, two billion, one hundred million, two hundred twenty-one thousand, two hundred ten".