10010020021121 has 8 divisors (see below), whose sum is σ = 10022995503360. Its totient is φ = 9997050216352.

The previous prime is 10010020021081. The next prime is 10010020021187. The reversal of 10010020021121 is 12112002001001.

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 10010020021121 - 2¹⁰ = 10010020020097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10010020023121) 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, 2114840 + ... + 4948998.

It is an arithmetic number, because the mean of its divisors is an integer number (1252874437920).

Almost surely, 2^{10010020021121} is an apocalyptic number.

It is an amenable number.

10010020021121 is a deficient number, since it is larger than the sum of its proper divisors (12975482239).

10010020021121 is an equidigital number, since it uses as much as digits as its factorization.

10010020021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838735.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10010020021121 its reverse (12112002001001), we get a palindrome (22122022022122).

The spelling of 10010020021121 in words is "ten trillion, ten billion, twenty million, twenty-one thousand, one hundred twenty-one".