100031313343 has 16 divisors (see below), whose sum is σ = 108842148576. Its totient is φ = 91380758400.

The previous prime is 100031313313. The next prime is 100031313383. The reversal of 100031313343 is 343313130001.

It is a cyclic number.

It is not a de Polignac number, because 100031313343 - 2⁹ = 100031312831 is a prime.

It is a super-4 number, since 4×100031313343⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100031313313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3078580 + ... + 3110902.

It is an arithmetic number, because the mean of its divisors is an integer number (6802634286).

Almost surely, 2^100031313343 is an apocalyptic number.

100031313343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100031313343 is a deficient number, since it is larger than the sum of its proper divisors (8810835233).

100031313343 is a wasteful number, since it uses less digits than its factorization.

100031313343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34794.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 100031313343 its reverse (343313130001), we get a palindrome (443344443344).

The spelling of 100031313343 in words is "one hundred billion, thirty-one million, three hundred thirteen thousand, three hundred forty-three".