2121010110222 has 8 divisors (see below), whose sum is σ = 4242020220456. Its totient is φ = 707003370072.

The previous prime is 2121010110181. The next prime is 2121010110253. The reversal of 2121010110222 is 2220110101212.

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

2121010110222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176750842513 + ... + 176750842524.

It is an arithmetic number, because the mean of its divisors is an integer number (530252527557).

Almost surely, 2^{2121010110222} is an apocalyptic number.

2121010110222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121010110222 is a wasteful number, since it uses less digits than its factorization.

2121010110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353501685042.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2121010110222 its reverse (2220110101212), we get a palindrome (4341120211434).

The spelling of 2121010110222 in words is "two trillion, one hundred twenty-one billion, ten million, one hundred ten thousand, two hundred twenty-two".