100021332010 has 8 divisors (see below), whose sum is σ = 180038397636. Its totient is φ = 40008532800.

The previous prime is 100021331959. The next prime is 100021332013. The reversal of 100021332010 is 10233120001.

It can be written as a sum of positive squares in 2 ways, for example, as 81258633481 + 18762698529 = 285059^2 + 136977^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (100021332013) 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, 5001066591 + ... + 5001066610.

Almost surely, 2^100021332010 is an apocalyptic number.

100021332010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021332010 is a deficient number, since it is larger than the sum of its proper divisors (80017065626).

100021332010 is a wasteful number, since it uses less digits than its factorization.

100021332010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10002133208.

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

Adding to 100021332010 its reverse (10233120001), we get a palindrome (110254452011).

The spelling of 100021332010 in words is "one hundred billion, twenty-one million, three hundred thirty-two thousand, ten".