100003123210 has 32 divisors (see below), whose sum is σ = 183086568000. Its totient is φ = 39316817280.

The previous prime is 100003123139. The next prime is 100003123223. The reversal of 100003123210 is 12321300001.

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, 5329545 + ... + 5348275.

It is an arithmetic number, because the mean of its divisors is an integer number (5721455250).

Almost surely, 2^100003123210 is an apocalyptic number.

100003123210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100003123210 is a deficient number, since it is larger than the sum of its proper divisors (83083444790).

100003123210 is a wasteful number, since it uses less digits than its factorization.

100003123210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27846.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 100003123210 its reverse (12321300001), we get a palindrome (112324423211).

The spelling of 100003123210 in words is "one hundred billion, three million, one hundred twenty-three thousand, two hundred ten".