210221202021022 has 8 divisors (see below), whose sum is σ = 316339252882416. Its totient is φ = 104774784393552.

The previous prime is 210221202021013. The next prime is 210221202021023. The reversal of 210221202021022 is 220120202122012.

210221202021022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×210221202021022³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210221202021023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167908307698 + ... + 167908308949.

It is an arithmetic number, because the mean of its divisors is an integer number (39542406610302).

Almost surely, 2^{210221202021022} is an apocalyptic number.

210221202021022 is a deficient number, since it is larger than the sum of its proper divisors (106118050861394).

210221202021022 is a wasteful number, since it uses less digits than its factorization.

210221202021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335816616962.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 210221202021022 its reverse (220120202122012), we get a palindrome (430341404143034).

The spelling of 210221202021022 in words is "two hundred ten trillion, two hundred twenty-one billion, two hundred two million, twenty-one thousand, twenty-two".