10021100221010 has 8 divisors (see below), whose sum is σ = 18037980397836. Its totient is φ = 4008440088400.

The previous prime is 10021100220991. The next prime is 10021100221019. The reversal of 10021100221010 is 1012200112001.

It can be written as a sum of positive squares in 2 ways, for example, as 9331418139169 + 689682081841 = 3054737^2 + 830471^2 .

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 = 10021100220982 and 10021100221000.

It is not an unprimeable number, because it can be changed into a prime (10021100221019) 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, 501055011041 + ... + 501055011060.

Almost surely, 2^{10021100221010} is an apocalyptic number.

10021100221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021100221010 is a deficient number, since it is larger than the sum of its proper divisors (8016880176826).

10021100221010 is a wasteful number, since it uses less digits than its factorization.

10021100221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002110022108.

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

Adding to 10021100221010 its reverse (1012200112001), we get a palindrome (11033300333011).

The spelling of 10021100221010 in words is "ten trillion, twenty-one billion, one hundred million, two hundred twenty-one thousand, ten".