100243443133 has 4 divisors (see below), whose sum is σ = 104601853728. Its totient is φ = 95885032540.

The previous prime is 100243443101. The next prime is 100243443143. The reversal of 100243443133 is 331344342001.

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 100243443133 - 2⁵ = 100243443101 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 (100243443143) 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, 2179205263 + ... + 2179205308.

It is an arithmetic number, because the mean of its divisors is an integer number (26150463432).

Almost surely, 2^100243443133 is an apocalyptic number.

It is an amenable number.

100243443133 is a deficient number, since it is larger than the sum of its proper divisors (4358410595).

100243443133 is an equidigital number, since it uses as much as digits as its factorization.

100243443133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358410594.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 100243443133 its reverse (331344342001), we get a palindrome (431587785134).

The spelling of 100243443133 in words is "one hundred billion, two hundred forty-three million, four hundred forty-three thousand, one hundred thirty-three".