100013544431 has 8 divisors (see below), whose sum is σ = 100149256704. Its totient is φ = 99877904280.

The previous prime is 100013544409. The next prime is 100013544457. The reversal of 100013544431 is 134445310001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100013544431 - 2¹⁸ = 100013282287 is a prime.

It is a super-2 number, since 2×100013544431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100013544431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100013544031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3118580 + ... + 3150486.

It is an arithmetic number, because the mean of its divisors is an integer number (12518657088).

Almost surely, 2^100013544431 is an apocalyptic number.

100013544431 is a deficient number, since it is larger than the sum of its proper divisors (135712273).

100013544431 is an equidigital number, since it uses as much as digits as its factorization.

100013544431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36061.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 100013544431 its reverse (134445310001), we get a palindrome (234458854432).

The spelling of 100013544431 in words is "one hundred billion, thirteen million, five hundred forty-four thousand, four hundred thirty-one".