10241212514221 has 16 divisors (see below), whose sum is σ = 11610567102400. Its totient is φ = 8955033107328.

The previous prime is 10241212514209. The next prime is 10241212514293. The reversal of 10241212514221 is 12241521214201.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10241212514221 is a prime.

It is a super-2 number, since 2×10241212514221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10241212514221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10241212514921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674065 + ... + 4575673.

It is an arithmetic number, because the mean of its divisors is an integer number (725660443900).

Almost surely, 2^{10241212514221} is an apocalyptic number.

It is an amenable number.

10241212514221 is a deficient number, since it is larger than the sum of its proper divisors (1369354588179).

10241212514221 is a wasteful number, since it uses less digits than its factorization.

10241212514221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912268.

The product of its (nonzero) digits is 2560, while the sum is 28.

Adding to 10241212514221 its reverse (12241521214201), we get a palindrome (22482733728422).

The spelling of 10241212514221 in words is "ten trillion, two hundred forty-one billion, two hundred twelve million, five hundred fourteen thousand, two hundred twenty-one".