10543253054121 has 6 divisors (see below), whose sum is σ = 15229143300410. Its totient is φ = 7028835369408.

The previous prime is 10543253054069. The next prime is 10543253054143. The reversal of 10543253054121 is 12145035234501.

10543253054121 is a `hidden beast` number, since 1 + 0 + 5 + 4 + 325 + 305 + 4 + 1 + 21 = 666.

10543253054121 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 only one way, i.e., 9584937362025 + 958315692096 = 3095955^2 + 978936^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10543253054121 is a prime.

It is a super-2 number, since 2×10543253054121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10543253054021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 585736280776 + ... + 585736280793.

Almost surely, 2^{10543253054121} is an apocalyptic number.

It is an amenable number.

10543253054121 is a deficient number, since it is larger than the sum of its proper divisors (4685890246289).

10543253054121 is a wasteful number, since it uses less digits than its factorization.

10543253054121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171472561575 (or 1171472561572 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 10543253054121 its reverse (12145035234501), we get a palindrome (22688288288622).

The spelling of 10543253054121 in words is "ten trillion, five hundred forty-three billion, two hundred fifty-three million, fifty-four thousand, one hundred twenty-one".