10021120010221 has 8 divisors (see below), whose sum is σ = 10548667670400. Its totient is φ = 9493584379200.

The previous prime is 10021120010201. The next prime is 10021120010243. The reversal of 10021120010221 is 12201002112001.

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 10021120010221 - 2¹¹ = 10021120008173 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 (10021120010201) 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, 1271605 + ... + 4653946.

It is an arithmetic number, because the mean of its divisors is an integer number (1318583458800).

Almost surely, 2^{10021120010221} is an apocalyptic number.

It is an amenable number.

10021120010221 is a deficient number, since it is larger than the sum of its proper divisors (527547660179).

10021120010221 is an equidigital number, since it uses as much as digits as its factorization.

10021120010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6014579.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10021120010221 its reverse (12201002112001), we get a palindrome (22222122122222).

The spelling of 10021120010221 in words is "ten trillion, twenty-one billion, one hundred twenty million, ten thousand, two hundred twenty-one".