101313220133 has 2 divisors, whose sum is σ = 101313220134. Its totient is φ = 101313220132.

The previous prime is 101313220087. The next prime is 101313220147. The reversal of 101313220133 is 331022313101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63714846724 + 37598373409 = 252418^2 + 193903^2 .

It is a cyclic number.

It is not a de Polignac number, because 101313220133 - 2³⁰ = 100239478309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101313220153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50656610066 + 50656610067.

It is an arithmetic number, because the mean of its divisors is an integer number (50656610067).

Almost surely, 2^101313220133 is an apocalyptic number.

It is an amenable number.

101313220133 is a deficient number, since it is larger than the sum of its proper divisors (1).

101313220133 is an equidigital number, since it uses as much as digits as its factorization.

101313220133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 101313220133 its reverse (331022313101), we get a palindrome (432335533234).

The spelling of 101313220133 in words is "one hundred one billion, three hundred thirteen million, two hundred twenty thousand, one hundred thirty-three".