4020145505101 has 4 divisors (see below), whose sum is σ = 4385613278304. Its totient is φ = 3654677731900.

The previous prime is 4020145505093. The next prime is 4020145505141. The reversal of 4020145505101 is 1015055410204.

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 4020145505101 - 2³ = 4020145505093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4020145505101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020145505141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182733886585 + ... + 182733886606.

It is an arithmetic number, because the mean of its divisors is an integer number (1096403319576).

Almost surely, 2^{4020145505101} is an apocalyptic number.

It is an amenable number.

4020145505101 is a deficient number, since it is larger than the sum of its proper divisors (365467773203).

4020145505101 is a wasteful number, since it uses less digits than its factorization.

4020145505101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365467773202.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 4020145505101 in words is "four trillion, twenty billion, one hundred forty-five million, five hundred five thousand, one hundred one".