545000103330121 has 16 divisors (see below), whose sum is σ = 573141136030848. Its totient is φ = 517230965680000.

The previous prime is 545000103330119. The next prime is 545000103330127. The reversal of 545000103330121 is 121033301000545.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 545000103330121 - 2¹ = 545000103330119 is a prime.

It is a super-2 number, since 2×545000103330121² (a number of 30 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 545000103330121.

It is not an unprimeable number, because it can be changed into a prime (545000103330127) 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, 133605 + ... + 33015421.

It is an arithmetic number, because the mean of its divisors is an integer number (35821321001928).

Almost surely, 2^{545000103330121} is an apocalyptic number.

It is an amenable number.

545000103330121 is a deficient number, since it is larger than the sum of its proper divisors (28141032700727).

545000103330121 is a wasteful number, since it uses less digits than its factorization.

545000103330121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32887472.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 545000103330121 its reverse (121033301000545), we get a palindrome (666033404330666).

The spelling of 545000103330121 in words is "five hundred forty-five trillion, one hundred three million, three hundred thirty thousand, one hundred twenty-one".