110201222020221 has 12 divisors (see below), whose sum is σ = 160755577997820. Its totient is φ = 72740080540800.

The previous prime is 110201222020199. The next prime is 110201222020229. The reversal of 110201222020221 is 122020222102011.

It is a happy number.

110201222020221 is a `hidden beast` number, since 1 + 1 + 0 + 201 + 2 + 220 + 20 + 221 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 100319975552196 + 9881246468025 = 10015986^2 + 3143445^2 .

It is not a de Polignac number, because 110201222020221 - 2²⁷ = 110201087802493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110201222020194 and 110201222020203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110201222020229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60616732876 + ... + 60616734693.

It is an arithmetic number, because the mean of its divisors is an integer number (13396298166485).

Almost surely, 2^{110201222020221} is an apocalyptic number.

It is an amenable number.

110201222020221 is a deficient number, since it is larger than the sum of its proper divisors (50554355977599).

110201222020221 is a wasteful number, since it uses less digits than its factorization.

110201222020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121233467676 (or 121233467673 counting only the distinct ones).

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

Adding to 110201222020221 its reverse (122020222102011), we get a palindrome (232221444122232).

The spelling of 110201222020221 in words is "one hundred ten trillion, two hundred one billion, two hundred twenty-two million, twenty thousand, two hundred twenty-one".