20124013413101 has 4 divisors (see below), whose sum is σ = 21672014444892. Its totient is φ = 18576012381312.

The previous prime is 20124013413073. The next prime is 20124013413109. The reversal of 20124013413101 is 10131431042102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1122487275625 + 19001526137476 = 1059475^2 + 4359074^2 .

It is a cyclic number.

It is not a de Polignac number, because 20124013413101 - 2³⁰ = 20122939671277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20124013413109) 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, 774000515876 + ... + 774000515901.

It is an arithmetic number, because the mean of its divisors is an integer number (5418003611223).

Almost surely, 2^{20124013413101} is an apocalyptic number.

It is an amenable number.

20124013413101 is a deficient number, since it is larger than the sum of its proper divisors (1548001031791).

20124013413101 is a wasteful number, since it uses less digits than its factorization.

20124013413101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548001031790.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 20124013413101 its reverse (10131431042102), we get a palindrome (30255444455203).

The spelling of 20124013413101 in words is "twenty trillion, one hundred twenty-four billion, thirteen million, four hundred thirteen thousand, one hundred one".