10221021201010 has 8 divisors (see below), whose sum is σ = 18397838161836. Its totient is φ = 4088408480400.

The previous prime is 10221021200867. The next prime is 10221021201011. The reversal of 10221021201010 is 1010212012201.

It can be written as a sum of positive squares in 2 ways, for example, as 10143759995329 + 77261205681 = 3184927^2 + 277959^2 .

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 (10221021201011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511051060041 + ... + 511051060060.

Almost surely, 2^{10221021201010} is an apocalyptic number.

10221021201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221021201010 is a deficient number, since it is larger than the sum of its proper divisors (8176816960826).

10221021201010 is a wasteful number, since it uses less digits than its factorization.

10221021201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022102120108.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10221021201010 its reverse (1010212012201), we get a palindrome (11231233213211).

The spelling of 10221021201010 in words is "ten trillion, two hundred twenty-one billion, twenty-one million, two hundred one thousand, ten".