101222120021022 has 256 divisors, whose sum is σ = 305128286668800. Its totient is φ = 24018842234880.

The previous prime is 101222120020939. The next prime is 101222120021023. The reversal of 101222120021022 is 220120021222101.

It is a happy number.

101222120021022 is a `hidden beast` number, since 1 + 0 + 12 + 221 + 200 + 210 + 22 = 666.

101222120021022 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).

It is a junction number, because it is equal to n+sod(n) for n = 101222120020986 and 101222120021004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222120021023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4409397 + ... + 14895872.

It is an arithmetic number, because the mean of its divisors is an integer number (1191907369800).

Almost surely, 2^{101222120021022} is an apocalyptic number.

101222120021022 is an abundant number, since it is smaller than the sum of its proper divisors (203906166647778).

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

101222120021022 is a wasteful number, since it uses less digits than its factorization.

101222120021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19305408 (or 19305402 counting only the distinct ones).

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

Adding to 101222120021022 its reverse (220120021222101), we get a palindrome (321342141243123).

The spelling of 101222120021022 in words is "one hundred one trillion, two hundred twenty-two billion, one hundred twenty million, twenty-one thousand, twenty-two".