102133133 has 4 divisors (see below), whose sum is σ = 106573728. Its totient is φ = 97692540.

The previous prime is 102133123. The next prime is 102133177. The reversal of 102133133 is 331331201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102133133 - 2⁶ = 102133069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102133123) 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, 2220263 + ... + 2220308.

It is an arithmetic number, because the mean of its divisors is an integer number (26643432).

Almost surely, 2^102133133 is an apocalyptic number.

It is an amenable number.

102133133 is a deficient number, since it is larger than the sum of its proper divisors (4440595).

102133133 is an equidigital number, since it uses as much as digits as its factorization.

102133133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440594.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 102133133 is about 10106.0938546997. The cubic root of 102133133 is about 467.4360658754.

Adding to 102133133 its reverse (331331201), we get a palindrome (433464334).

The spelling of 102133133 in words is "one hundred two million, one hundred thirty-three thousand, one hundred thirty-three".