1002212112210 has 16 divisors (see below), whose sum is σ = 2405309069376. Its totient is φ = 267256563248.

The previous prime is 1002212112173. The next prime is 1002212112217. The reversal of 1002212112210 is 122112122001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1002212112210.

It is not an unprimeable number, because it can be changed into a prime (1002212112217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16703535174 + ... + 16703535233.

It is an arithmetic number, because the mean of its divisors is an integer number (150331816836).

Almost surely, 2^{1002212112210} is an apocalyptic number.

1002212112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002212112210 is an abundant number, since it is smaller than the sum of its proper divisors (1403096957166).

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

1002212112210 is a wasteful number, since it uses less digits than its factorization.

1002212112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33407070417.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1002212112210 its reverse (122112122001), we get a palindrome (1124324234211).

The spelling of 1002212112210 in words is "one trillion, two billion, two hundred twelve million, one hundred twelve thousand, two hundred ten".