133110021220201 has 4 divisors (see below), whose sum is σ = 133118738900100. Its totient is φ = 133101303540304.

The previous prime is 133110021220123. The next prime is 133110021220213. The reversal of 133110021220201 is 102022120011331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58930110794025 + 74179910426176 = 7676595^2 + 8612776^2 .

It is a cyclic number.

It is not a de Polignac number, because 133110021220201 - 2¹⁵ = 133110021187433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133110021220601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358817046 + ... + 4358847583.

It is an arithmetic number, because the mean of its divisors is an integer number (33279684725025).

Almost surely, 2^{133110021220201} is an apocalyptic number.

It is an amenable number.

133110021220201 is a deficient number, since it is larger than the sum of its proper divisors (8717679899).

133110021220201 is an equidigital number, since it uses as much as digits as its factorization.

133110021220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8717679898.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 133110021220201 its reverse (102022120011331), we get a palindrome (235132141231532).

The spelling of 133110021220201 in words is "one hundred thirty-three trillion, one hundred ten billion, twenty-one million, two hundred twenty thousand, two hundred one".