100233000145 has 4 divisors (see below), whose sum is σ = 120279600180. Its totient is φ = 80186400112.

The previous prime is 100233000139. The next prime is 100233000173. The reversal of 100233000145 is 541000332001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 541000332001 = 317 ⋅1706625653.

It can be written as a sum of positive squares in 2 ways, for example, as 14639306049 + 85593694096 = 120993^2 + 292564^2 .

It is a cyclic number.

It is not a de Polignac number, because 100233000145 - 2¹⁵ = 100232967377 is a prime.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10023300010 + ... + 10023300019.

It is an arithmetic number, because the mean of its divisors is an integer number (30069900045).

Almost surely, 2^100233000145 is an apocalyptic number.

It is an amenable number.

100233000145 is a deficient number, since it is larger than the sum of its proper divisors (20046600035).

100233000145 is an equidigital number, since it uses as much as digits as its factorization.

100233000145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20046600034.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 100233000145 its reverse (541000332001), we get a palindrome (641233332146).

The spelling of 100233000145 in words is "one hundred billion, two hundred thirty-three million, one hundred forty-five", and thus it is an aban number.