110201222021021 has 2 divisors, whose sum is σ = 110201222021022. Its totient is φ = 110201222021020.

The previous prime is 110201222021003. The next prime is 110201222021027. The reversal of 110201222021021 is 120120222102011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97979807325625 + 12221414695396 = 9898475^2 + 3495914^2 .

It is a cyclic number.

It is not a de Polignac number, because 110201222021021 - 2¹⁴ = 110201222004637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110201222021027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55100611010510 + 55100611010511.

It is an arithmetic number, because the mean of its divisors is an integer number (55100611010511).

Almost surely, 2^{110201222021021} is an apocalyptic number.

It is an amenable number.

110201222021021 is a deficient number, since it is larger than the sum of its proper divisors (1).

110201222021021 is an equidigital number, since it uses as much as digits as its factorization.

110201222021021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110201222021021 its reverse (120120222102011), we get a palindrome (230321444123032).

It can be divided in two parts, 110201 and 222021021, that added together give a palindrome (222131222).

The spelling of 110201222021021 in words is "one hundred ten trillion, two hundred one billion, two hundred twenty-two million, twenty-one thousand, twenty-one".