101001221220222 has 12 divisors (see below), whose sum is σ = 218835979310520. Its totient is φ = 33667073740068.

The previous prime is 101001221220217. The next prime is 101001221220253. The reversal of 101001221220222 is 222022122100101.

It is a happy number.

101001221220222 is a `hidden beast` number, since 1 + 0 + 1 + 0 + 0 + 1 + 221 + 220 + 222 = 666.

101001221220222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 5611178956679 = 101001221220222 / (1 + 0 + 1 + 0 + 0 + 1 + 2 + 2 + 1 + 2 + 2 + 0 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 101001221220195 and 101001221220204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2805589478322 + ... + 2805589478357.

It is an arithmetic number, because the mean of its divisors is an integer number (18236331609210).

Almost surely, 2^{101001221220222} is an apocalyptic number.

101001221220222 is an abundant number, since it is smaller than the sum of its proper divisors (117834758090298).

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

101001221220222 is a wasteful number, since it uses less digits than its factorization.

101001221220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611178956687 (or 5611178956684 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 101001221220222 its reverse (222022122100101), we get a palindrome (323023343320323).

The spelling of 101001221220222 in words is "one hundred one trillion, one billion, two hundred twenty-one million, two hundred twenty thousand, two hundred twenty-two".