100331133 has 16 divisors (see below), whose sum is σ = 153616896. Its totient is φ = 57057840.

The previous prime is 100331131. The next prime is 100331137. The reversal of 100331133 is 331133001.

It is not a de Polignac number, because 100331133 - 2¹ = 100331131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100331131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6891 + ... + 15752.

It is an arithmetic number, because the mean of its divisors is an integer number (9601056).

Almost surely, 2^100331133 is an apocalyptic number.

It is an amenable number.

100331133 is a deficient number, since it is larger than the sum of its proper divisors (53285763).

100331133 is a wasteful number, since it uses less digits than its factorization.

100331133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22864.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 100331133 is about 10016.5429665129. The cubic root of 100331133 is about 464.6706466490.

Adding to 100331133 its reverse (331133001), we get a palindrome (431464134).

The spelling of 100331133 in words is "one hundred million, three hundred thirty-one thousand, one hundred thirty-three".