10110121221222 has 72 divisors (see below), whose sum is σ = 24356038864248. Its totient is φ = 3005867779200.

The previous prime is 10110121221209. The next prime is 10110121221223. The reversal of 10110121221222 is 22212212101101.

10110121221222 is a `hidden beast` number, since 101 + 1 + 0 + 121 + 221 + 222 = 666.

10110121221222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10110121221222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10110121221195 and 10110121221204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10110121221223) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8532679 + ... + 9645042.

It is an arithmetic number, because the mean of its divisors is an integer number (338278317559).

Almost surely, 2^{10110121221222} is an apocalyptic number.

10110121221222 is an abundant number, since it is smaller than the sum of its proper divisors (14245917643026).

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

10110121221222 is a wasteful number, since it uses less digits than its factorization.

10110121221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18177846 (or 18177790 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10110121221222 its reverse (22212212101101), we get a palindrome (32322333322323).

The spelling of 10110121221222 in words is "ten trillion, one hundred ten billion, one hundred twenty-one million, two hundred twenty-one thousand, two hundred twenty-two".