10002142204221 has 8 divisors (see below), whose sum is σ = 13336210647040. Its totient is φ = 6668084282112.

The previous prime is 10002142204189. The next prime is 10002142204279. The reversal of 10002142204221 is 12240224120001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10002142204221 - 2⁵ = 10002142204189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002142204421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50365 + ... + 4472898.

It is an arithmetic number, because the mean of its divisors is an integer number (1667026330880).

Almost surely, 2^{10002142204221} is an apocalyptic number.

It is an amenable number.

10002142204221 is a deficient number, since it is larger than the sum of its proper divisors (3334068442819).

10002142204221 is an equidigital number, since it uses as much as digits as its factorization.

10002142204221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5260355.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 10002142204221 its reverse (12240224120001), we get a palindrome (22242366324222).

The spelling of 10002142204221 in words is "ten trillion, two billion, one hundred forty-two million, two hundred four thousand, two hundred twenty-one".