100021102012010 has 8 divisors (see below), whose sum is σ = 180037983621636. Its totient is φ = 40008440804800.

The previous prime is 100021102011991. The next prime is 100021102012019. The reversal of 100021102012010 is 10210201120001.

It can be written as a sum of positive squares in 2 ways, for example, as 98047405768321 + 1973696243689 = 9901889^2 + 1404883^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 100021102011982 and 100021102012000.

It is not an unprimeable number, because it can be changed into a prime (100021102012019) 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, 5001055100591 + ... + 5001055100610.

Almost surely, 2^{100021102012010} is an apocalyptic number.

100021102012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021102012010 is a deficient number, since it is larger than the sum of its proper divisors (80016881609626).

100021102012010 is a wasteful number, since it uses less digits than its factorization.

100021102012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002110201208.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100021102012010 its reverse (10210201120001), we get a palindrome (110231303132011).

The spelling of 100021102012010 in words is "one hundred trillion, twenty-one billion, one hundred two million, twelve thousand, ten".