100231103133 has 48 divisors (see below), whose sum is σ = 172782832320. Its totient is φ = 57258684000.

The previous prime is 100231103129. The next prime is 100231103143. The reversal of 100231103133 is 331301132001.

It is a happy number.

It is not a de Polignac number, because 100231103133 - 2² = 100231103129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100231103143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5880163 + ... + 5897183.

It is an arithmetic number, because the mean of its divisors is an integer number (3599642340).

Almost surely, 2^100231103133 is an apocalyptic number.

It is an amenable number.

100231103133 is a deficient number, since it is larger than the sum of its proper divisors (72551729187).

100231103133 is a wasteful number, since it uses less digits than its factorization.

100231103133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21495 (or 21482 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 100231103133 its reverse (331301132001), we get a palindrome (431532235134).

The spelling of 100231103133 in words is "one hundred billion, two hundred thirty-one million, one hundred three thousand, one hundred thirty-three".