102222020021101 has 8 divisors (see below), whose sum is σ = 103371505327800. Its totient is φ = 101072555232000.

The previous prime is 102222020021059. The next prime is 102222020021129. The reversal of 102222020021101 is 101120020222201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2114991398601 + 100107028622500 = 1454301^2 + 10005350^2 .

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

It is not a de Polignac number, because 102222020021101 - 2¹⁹ = 102222019496813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102222020121101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002851 + ... + 15148351.

It is an arithmetic number, because the mean of its divisors is an integer number (12921438165975).

Almost surely, 2^{102222020021101} is an apocalyptic number.

It is an amenable number.

102222020021101 is a deficient number, since it is larger than the sum of its proper divisors (1149485306699).

102222020021101 is a wasteful number, since it uses less digits than its factorization.

102222020021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10258799.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102222020021101 its reverse (101120020222201), we get a palindrome (203342040243302).

The spelling of 102222020021101 in words is "one hundred two trillion, two hundred twenty-two billion, twenty million, twenty-one thousand, one hundred one".