100244157043 has 4 divisors (see below), whose sum is σ = 100257394680. Its totient is φ = 100230919408.

The previous prime is 100244157037. The next prime is 100244157047. The reversal of 100244157043 is 340751442001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100244157043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100244156996 and 100244157014.

It is not an unprimeable number, because it can be changed into a prime (100244157047) by changing a digit.

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, 6607453 + ... + 6622606.

It is an arithmetic number, because the mean of its divisors is an integer number (25064348670).

Almost surely, 2^100244157043 is an apocalyptic number.

100244157043 is a deficient number, since it is larger than the sum of its proper divisors (13237637).

100244157043 is an equidigital number, since it uses as much as digits as its factorization.

100244157043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13237636.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 100244157043 its reverse (340751442001), we get a palindrome (440995599044).

The spelling of 100244157043 in words is "one hundred billion, two hundred forty-four million, one hundred fifty-seven thousand, forty-three".