133101101 has 6 divisors (see below), whose sum is σ = 154831950. Its totient is φ = 114086616.

The previous prime is 133101083. The next prime is 133101103. The reversal of 133101101 is 101101331.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 132273001 + 828100 = 11501^2 + 910^2 .

It is not a de Polignac number, because 133101101 - 2⁶ = 133101037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133101103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1358126 + ... + 1358223.

It is an arithmetic number, because the mean of its divisors is an integer number (25805325).

Almost surely, 2^133101101 is an apocalyptic number.

It is an amenable number.

133101101 is a deficient number, since it is larger than the sum of its proper divisors (21730849).

133101101 is an equidigital number, since it uses as much as digits as its factorization.

133101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716363 (or 2716356 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 133101101 is about 11536.9450462417. The cubic root of 133101101 is about 510.5761795143.

Adding to 133101101 its reverse (101101331), we get a palindrome (234202432).

The spelling of 133101101 in words is "one hundred thirty-three million, one hundred one thousand, one hundred one".