100443400101 has 24 divisors (see below), whose sum is σ = 160181382816. Its totient is φ = 60141351840.

The previous prime is 100443400087. The next prime is 100443400199. The reversal of 100443400101 is 101004344001.

It is not a de Polignac number, because 100443400101 - 2⁵ = 100443400069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100443420101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6103710 + ... + 6120143.

It is an arithmetic number, because the mean of its divisors is an integer number (6674224284).

Almost surely, 2^100443400101 is an apocalyptic number.

100443400101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100443400101 is a deficient number, since it is larger than the sum of its proper divisors (59737982715).

100443400101 is a wasteful number, since it uses less digits than its factorization.

100443400101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12223953 (or 12223950 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100443400101 its reverse (101004344001), we get a palindrome (201447744102).

The spelling of 100443400101 in words is "one hundred billion, four hundred forty-three million, four hundred thousand, one hundred one".