10521441101420 has 48 divisors (see below), whose sum is σ = 22164889481280. Its totient is φ = 4195277977344.

The previous prime is 10521441101401. The next prime is 10521441101453. The reversal of 10521441101420 is 2410114412501.

It is a happy number.

It is a super-2 number, since 2×10521441101420² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10521441101420.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18947162 + ... + 19494558.

It is an arithmetic number, because the mean of its divisors is an integer number (461768530860).

Almost surely, 2^{10521441101420} is an apocalyptic number.

10521441101420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10521441101420 is an abundant number, since it is smaller than the sum of its proper divisors (11643448379860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10521441101420 is a wasteful number, since it uses less digits than its factorization.

10521441101420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550442 (or 550440 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

Adding to 10521441101420 its reverse (2410114412501), we get a palindrome (12931555513921).

The spelling of 10521441101420 in words is "ten trillion, five hundred twenty-one billion, four hundred forty-one million, one hundred one thousand, four hundred twenty".