10210022000021 has 8 divisors (see below), whose sum is σ = 10810639724760. Its totient is φ = 9609407408128.

The previous prime is 10210021999967. The next prime is 10210022000041. The reversal of 10210022000021 is 12000022001201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2846880052900 + 7363141947121 = 1687270^2 + 2713511^2 .

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 10210022000021 - 2¹⁰ = 10210021998997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10210021999966 and 10210022000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210022000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10941605 + ... + 11838021.

It is an arithmetic number, because the mean of its divisors is an integer number (1351329965595).

Almost surely, 2^{10210022000021} is an apocalyptic number.

It is an amenable number.

10210022000021 is a deficient number, since it is larger than the sum of its proper divisors (600617724739).

10210022000021 is an equidigital number, since it uses as much as digits as its factorization.

10210022000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566423.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10210022000021 its reverse (12000022001201), we get a palindrome (22210044001222).

The spelling of 10210022000021 in words is "ten trillion, two hundred ten billion, twenty-two million, twenty-one", and thus it is an aban number.