10012001002221 has 8 divisors (see below), whose sum is σ = 13353252891264. Its totient is φ = 6672708224000.

The previous prime is 10012001002189. The next prime is 10012001002279. The reversal of 10012001002221 is 12220010021001.

10012001002221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10012001002221 - 2⁵ = 10012001002189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10012001002197 and 10012001002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012001007221) 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, 489765780 + ... + 489786221.

It is an arithmetic number, because the mean of its divisors is an integer number (1669156611408).

Almost surely, 2^{10012001002221} is an apocalyptic number.

It is an amenable number.

10012001002221 is a deficient number, since it is larger than the sum of its proper divisors (3341251889043).

10012001002221 is an equidigital number, since it uses as much as digits as its factorization.

10012001002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979555411.

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

Adding to 10012001002221 its reverse (12220010021001), we get a palindrome (22232011023222).

The spelling of 10012001002221 in words is "ten trillion, twelve billion, one million, two thousand, two hundred twenty-one".