100013212010 has 16 divisors (see below), whose sum is σ = 180053749800. Its totient is φ = 39998625216.

The previous prime is 100013212009. The next prime is 100013212043. The reversal of 100013212010 is 10212310001.

It can be written as a sum of positive squares in 4 ways, for example, as 97666875289 + 2346336721 = 312517^2 + 48439^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100013211982 and 100013212000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769145 + ... + 889724.

Almost surely, 2^100013212010 is an apocalyptic number.

100013212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100013212010 is a deficient number, since it is larger than the sum of its proper divisors (80040537790).

100013212010 is a wasteful number, since it uses less digits than its factorization.

100013212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664905.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 100013212010 its reverse (10212310001), we get a palindrome (110225522011).

The spelling of 100013212010 in words is "one hundred billion, thirteen million, two hundred twelve thousand, ten".