100305540431 has 4 divisors (see below), whose sum is σ = 103764352200. Its totient is φ = 96846728664.

The previous prime is 100305540409. The next prime is 100305540457. The reversal of 100305540431 is 134045503001.

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

It is a cyclic number.

It is not a de Polignac number, because 100305540431 - 2⁶ = 100305540367 is a prime.

It is a super-3 number, since 3×100305540431³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 100305540431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100305542431) 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, 1729405841 + ... + 1729405898.

It is an arithmetic number, because the mean of its divisors is an integer number (25941088050).

Almost surely, 2^100305540431 is an apocalyptic number.

100305540431 is a deficient number, since it is larger than the sum of its proper divisors (3458811769).

100305540431 is an equidigital number, since it uses as much as digits as its factorization.

100305540431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458811768.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 100305540431 in words is "one hundred billion, three hundred five million, five hundred forty thousand, four hundred thirty-one".