10121221201010 has 16 divisors (see below), whose sum is σ = 18238971493656. Its totient is φ = 4043872184448.

The previous prime is 10121221200989. The next prime is 10121221201043. The reversal of 10121221201010 is 1010212212101.

10121221201010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8764045130569 + 1357176070441 = 2960413^2 + 1164979^2 .

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, 577027787 + ... + 577045326.

Almost surely, 2^{10121221201010} is an apocalyptic number.

10121221201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10121221201010 is a deficient number, since it is larger than the sum of its proper divisors (8117750292646).

10121221201010 is a wasteful number, since it uses less digits than its factorization.

10121221201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154073997.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10121221201010 its reverse (1010212212101), we get a palindrome (11131433413111).

The spelling of 10121221201010 in words is "ten trillion, one hundred twenty-one billion, two hundred twenty-one million, two hundred one thousand, ten".