210010021002021 has 8 divisors (see below), whose sum is σ = 280548759734560. Its totient is φ = 139738981468752.

The previous prime is 210010021001959. The next prime is 210010021002083. The reversal of 210010021002021 is 120200120010012.

210010021002021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (210010021001959) and next prime (210010021002083).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 210010021002021 - 2¹¹ = 210010020999973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210010021001988 and 210010021002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210010021002421) 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, 66924797986 + ... + 66924801123.

It is an arithmetic number, because the mean of its divisors is an integer number (35068594966820).

Almost surely, 2^{210010021002021} is an apocalyptic number.

It is an amenable number.

210010021002021 is a deficient number, since it is larger than the sum of its proper divisors (70538738732539).

210010021002021 is a wasteful number, since it uses less digits than its factorization.

210010021002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133849599635.

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

Adding to 210010021002021 its reverse (120200120010012), we get a palindrome (330210141012033).

The spelling of 210010021002021 in words is "two hundred ten trillion, ten billion, twenty-one million, two thousand, twenty-one".