10144508120521 has 4 divisors (see below), whose sum is σ = 10295918689552. Its totient is φ = 9993097551492.

The previous prime is 10144508120491. The next prime is 10144508120569. The reversal of 10144508120521 is 12502180544101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10144508120521 - 2²³ = 10144499731913 is a prime.

It is a super-2 number, since 2×10144508120521² (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 (10144508120581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75705284415 + ... + 75705284548.

It is an arithmetic number, because the mean of its divisors is an integer number (2573979672388).

Almost surely, 2^{10144508120521} is an apocalyptic number.

It is an amenable number.

10144508120521 is a deficient number, since it is larger than the sum of its proper divisors (151410569031).

10144508120521 is an equidigital number, since it uses as much as digits as its factorization.

10144508120521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151410569030.

The product of its (nonzero) digits is 12800, while the sum is 34.

Adding to 10144508120521 its reverse (12502180544101), we get a palindrome (22646688664622).

The spelling of 10144508120521 in words is "ten trillion, one hundred forty-four billion, five hundred eight million, one hundred twenty thousand, five hundred twenty-one".