10212022021 has 8 divisors (see below), whose sum is σ = 10410523200. Its totient is φ = 10014368160.

The previous prime is 10212022019. The next prime is 10212022027. The reversal of 10212022021 is 12022021201.

It is a happy number.

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 10212022021 - 2¹ = 10212022019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10212021992 and 10212022010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212022027) 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, 187465 + ... + 235726.

It is an arithmetic number, because the mean of its divisors is an integer number (1301315400).

Almost surely, 2^10212022021 is an apocalyptic number.

It is an amenable number.

10212022021 is a deficient number, since it is larger than the sum of its proper divisors (198501179).

10212022021 is an equidigital number, since it uses as much as digits as its factorization.

10212022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423659.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10212022021 its reverse (12022021201), we get a palindrome (22234043222).

The spelling of 10212022021 in words is "ten billion, two hundred twelve million, twenty-two thousand, twenty-one".