10010012020221 has 8 divisors (see below), whose sum is σ = 13346703318240. Its totient is φ = 6673331034512.

The previous prime is 10010012020213. The next prime is 10010012020237. The reversal of 10010012020221 is 12202021001001.

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 10010012020221 - 2³ = 10010012020213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10010012020197 and 10010012020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010012020241) 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, 77686 + ... + 4475048.

It is an arithmetic number, because the mean of its divisors is an integer number (1668337914780).

Almost surely, 2^{10010012020221} is an apocalyptic number.

It is an amenable number.

10010012020221 is a deficient number, since it is larger than the sum of its proper divisors (3336691298019).

10010012020221 is an equidigital number, since it uses as much as digits as its factorization.

10010012020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156155.

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

Adding to 10010012020221 its reverse (12202021001001), we get a palindrome (22212033021222).

The spelling of 10010012020221 in words is "ten trillion, ten billion, twelve million, twenty thousand, two hundred twenty-one".