100244443401 has 20 divisors (see below), whose sum is σ = 149757030852. Its totient is φ = 66825541728.

The previous prime is 100244443381. The next prime is 100244443421. The reversal of 100244443401 is 104344442001.

100244443401 is a `hidden beast` number, since 10 + 0 + 244 + 4 + 4 + 3 + 401 = 666.

It is an interprime number because it is at equal distance from previous prime (100244443381) and next prime (100244443421).

It can be written as a sum of positive squares in 2 ways, for example, as 59329267776 + 40915175625 = 243576^2 + 202275^2 .

It is not a de Polignac number, because 100244443401 - 2¹³ = 100244435209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (100244443421) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1909435 + ... + 1961231.

Almost surely, 2^100244443401 is an apocalyptic number.

It is an amenable number.

100244443401 is a deficient number, since it is larger than the sum of its proper divisors (49512587451).

100244443401 is an equidigital number, since it uses as much as digits as its factorization.

100244443401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75702 (or 75693 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 100244443401 its reverse (104344442001), we get a palindrome (204588885402).

The spelling of 100244443401 in words is "one hundred billion, two hundred forty-four million, four hundred forty-three thousand, four hundred one".