221010110120122 has 8 divisors (see below), whose sum is σ = 345928868014176. Its totient is φ = 105700487448732.

The previous prime is 221010110120113. The next prime is 221010110120123. The reversal of 221010110120122 is 221021011010122.

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 = 221010110120096 and 221010110120105.

It is not an unprimeable number, because it can be changed into a prime (221010110120123) 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, 2402283805608 + ... + 2402283805699.

It is an arithmetic number, because the mean of its divisors is an integer number (43241108501772).

Almost surely, 2^{221010110120122} is an apocalyptic number.

221010110120122 is a deficient number, since it is larger than the sum of its proper divisors (124918757894054).

221010110120122 is a wasteful number, since it uses less digits than its factorization.

221010110120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4804567611332.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 221010110120122 its reverse (221021011010122), we get a palindrome (442031121130244).

The spelling of 221010110120122 in words is "two hundred twenty-one trillion, ten billion, one hundred ten million, one hundred twenty thousand, one hundred twenty-two".