10002212221020 has 48 divisors (see below), whose sum is σ = 28048563761568. Its totient is φ = 2663221397760.

The previous prime is 10002212221019. The next prime is 10002212221033. The reversal of 10002212221020 is 2012221220001.

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

It is a congruent number.

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, 126059839 + ... + 126139158.

It is an arithmetic number, because the mean of its divisors is an integer number (584345078366).

Almost surely, 2^{10002212221020} is an apocalyptic number.

10002212221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002212221020 is an abundant number, since it is smaller than the sum of its proper divisors (18046351540548).

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

10002212221020 is a wasteful number, since it uses less digits than its factorization.

10002212221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252199670 (or 252199668 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10002212221020 its reverse (2012221220001), we get a palindrome (12014433441021).

The spelling of 10002212221020 in words is "ten trillion, two billion, two hundred twelve million, two hundred twenty-one thousand, twenty".