110021220001201 has 6 divisors (see below), whose sum is σ = 116116578450402. Its totient is φ = 104230629474480.

The previous prime is 110021220001141. The next prime is 110021220001207. The reversal of 110021220001201 is 102100022120011.

It can be written as a sum of positive squares in only one way, i.e., 80491831532176 + 29529388469025 = 8971724^2 + 5434095^2 .

It is not a de Polignac number, because 110021220001201 - 2⁷ = 110021220001073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110021220001207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152383960860 + ... + 152383961581.

It is an arithmetic number, because the mean of its divisors is an integer number (19352763075067).

Almost surely, 2^{110021220001201} is an apocalyptic number.

It is an amenable number.

110021220001201 is a deficient number, since it is larger than the sum of its proper divisors (6095358449201).

110021220001201 is an equidigital number, since it uses as much as digits as its factorization.

110021220001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304767922479 (or 304767922460 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110021220001201 its reverse (102100022120011), we get a palindrome (212121242121212).

The spelling of 110021220001201 in words is "one hundred ten trillion, twenty-one billion, two hundred twenty million, one thousand, two hundred one".