210001221222022 has 8 divisors (see below), whose sum is σ = 318249273398616. Its totient is φ = 103918130089152.

The previous prime is 210001221222007. The next prime is 210001221222167. The reversal of 210001221222022 is 220222122100012.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541240260688 + ... + 541240261075.

It is an arithmetic number, because the mean of its divisors is an integer number (39781159174827).

Almost surely, 2^{210001221222022} is an apocalyptic number.

210001221222022 is a deficient number, since it is larger than the sum of its proper divisors (108248052176594).

210001221222022 is a wasteful number, since it uses less digits than its factorization.

210001221222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082480521862.

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

Adding to 210001221222022 its reverse (220222122100012), we get a palindrome (430223343322034).

The spelling of 210001221222022 in words is "two hundred ten trillion, one billion, two hundred twenty-one million, two hundred twenty-two thousand, twenty-two".