110201002212121 has 2 divisors, whose sum is σ = 110201002212122. Its totient is φ = 110201002212120.

The previous prime is 110201002212061. The next prime is 110201002212139. The reversal of 110201002212121 is 121212200102011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83454893683225 + 26746108528896 = 9135365^2 + 5171664^2 .

It is an emirp because it is prime and its reverse (121212200102011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 110201002212121 - 2³³ = 110192412277529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110201002212095 and 110201002212104.

It is not a weakly prime, because it can be changed into another prime (110201002212181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55100501106060 + 55100501106061.

It is an arithmetic number, because the mean of its divisors is an integer number (55100501106061).

Almost surely, 2^{110201002212121} is an apocalyptic number.

It is an amenable number.

110201002212121 is a deficient number, since it is larger than the sum of its proper divisors (1).

110201002212121 is an equidigital number, since it uses as much as digits as its factorization.

110201002212121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110201002212121 its reverse (121212200102011), we get a palindrome (231413202314132).

The spelling of 110201002212121 in words is "one hundred ten trillion, two hundred one billion, two million, two hundred twelve thousand, one hundred twenty-one".