10653416200021 has 16 divisors (see below), whose sum is σ = 12193327267200. Its totient is φ = 9118010423808.

The previous prime is 10653416199967. The next prime is 10653416200039. The reversal of 10653416200021 is 12000261435601.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10653416200021 - 2¹⁵ = 10653416167253 is a prime.

It is a super-2 number, since 2×10653416200021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10653416200121) 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, 19019661 + ... + 19571773.

It is an arithmetic number, because the mean of its divisors is an integer number (762082954200).

Almost surely, 2^{10653416200021} is an apocalyptic number.

It is an amenable number.

10653416200021 is a deficient number, since it is larger than the sum of its proper divisors (1539911067179).

10653416200021 is an equidigital number, since it uses as much as digits as its factorization.

10653416200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556188.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 10653416200021 its reverse (12000261435601), we get a palindrome (22653677635622).

The spelling of 10653416200021 in words is "ten trillion, six hundred fifty-three billion, four hundred sixteen million, two hundred thousand, twenty-one".