100031103030 has 32 divisors (see below), whose sum is σ = 240743404800. Its totient is φ = 26600654432.

The previous prime is 100031103023. The next prime is 100031103071. The reversal of 100031103030 is 30301130001.

It is a junction number, because it is equal to n+sod(n) for n = 100031102997 and 100031103015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4633200 + ... + 4654739.

It is an arithmetic number, because the mean of its divisors is an integer number (7523231400).

Almost surely, 2^100031103030 is an apocalyptic number.

100031103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100031103030 is an abundant number, since it is smaller than the sum of its proper divisors (140712301770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100031103030 is a wasteful number, since it uses less digits than its factorization.

100031103030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288308.

The product of its (nonzero) digits is 27, while the sum is 12.

Adding to 100031103030 its reverse (30301130001), we get a palindrome (130332233031).

The spelling of 100031103030 in words is "one hundred billion, thirty-one million, one hundred three thousand, thirty".