133213101301061 has 2 divisors, whose sum is σ = 133213101301062. Its totient is φ = 133213101301060.

The previous prime is 133213101301051. The next prime is 133213101301127. The reversal of 133213101301061 is 160103101312331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107029473705025 + 26183627596036 = 10345505^2 + 5116994^2 .

It is an emirp because it is prime and its reverse (160103101312331) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133213101301061 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 133213101301061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133213101301051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66606550650530 + 66606550650531.

It is an arithmetic number, because the mean of its divisors is an integer number (66606550650531).

Almost surely, 2^{133213101301061} is an apocalyptic number.

It is an amenable number.

133213101301061 is a deficient number, since it is larger than the sum of its proper divisors (1).

133213101301061 is an equidigital number, since it uses as much as digits as its factorization.

133213101301061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 133213101301061 its reverse (160103101312331), we get a palindrome (293316202613392).

The spelling of 133213101301061 in words is "one hundred thirty-three trillion, two hundred thirteen billion, one hundred one million, three hundred one thousand, sixty-one".