2121010110022 has 8 divisors (see below), whose sum is σ = 3225097564776. Its totient is φ = 1045977588432.

The previous prime is 2121010109989. The next prime is 2121010110049. The reversal of 2121010110022 is 2200110101212.

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

It is a junction number, because it is equal to n+sod(n) for n = 2121010109984 and 2121010110011.

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, 7263733108 + ... + 7263733399.

It is an arithmetic number, because the mean of its divisors is an integer number (403137195597).

Almost surely, 2^{2121010110022} is an apocalyptic number.

2121010110022 is a deficient number, since it is larger than the sum of its proper divisors (1104087454754).

2121010110022 is a wasteful number, since it uses less digits than its factorization.

2121010110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14527466582.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2121010110022 its reverse (2200110101212), we get a palindrome (4321120211234).

The spelling of 2121010110022 in words is "two trillion, one hundred twenty-one billion, ten million, one hundred ten thousand, twenty-two".