10010120021021 has 16 divisors (see below), whose sum is σ = 11132233747200. Its totient is φ = 8961448120128.

The previous prime is 10010120020997. The next prime is 10010120021029. The reversal of 10010120021021 is 12012002101001.

It is a cyclic number.

It is not a de Polignac number, because 10010120021021 - 2³⁸ = 9735242114077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10010120020993 and 10010120021011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010120021029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193242050 + ... + 193293843.

It is an arithmetic number, because the mean of its divisors is an integer number (695764609200).

Almost surely, 2^{10010120021021} is an apocalyptic number.

It is an amenable number.

10010120021021 is a deficient number, since it is larger than the sum of its proper divisors (1122113726179).

10010120021021 is a wasteful number, since it uses less digits than its factorization.

10010120021021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386535988.

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

Adding to 10010120021021 its reverse (12012002101001), we get a palindrome (22022122122022).

The spelling of 10010120021021 in words is "ten trillion, ten billion, one hundred twenty million, twenty-one thousand, twenty-one".