133422101 has 2 divisors, whose sum is σ = 133422102. Its totient is φ = 133422100.

The previous prime is 133422089. The next prime is 133422131. The reversal of 133422101 is 101224331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78676900 + 54745201 = 8870^2 + 7399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133422101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133422101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133422131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66711050 + 66711051.

It is an arithmetic number, because the mean of its divisors is an integer number (66711051).

Almost surely, 2^133422101 is an apocalyptic number.

It is an amenable number.

133422101 is a deficient number, since it is larger than the sum of its proper divisors (1).

133422101 is an equidigital number, since it uses as much as digits as its factorization.

133422101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 133422101 is about 11550.8484969720. The cubic root of 133422101 is about 510.9863022792.

Adding to 133422101 its reverse (101224331), we get a palindrome (234646432).

The spelling of 133422101 in words is "one hundred thirty-three million, four hundred twenty-two thousand, one hundred one".