42504400110101 has 4 divisors (see below), whose sum is σ = 43875509791104. Its totient is φ = 41133290429100.

The previous prime is 42504400110089. The next prime is 42504400110157. The reversal of 42504400110101 is 10101100440524.

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 42504400110101 - 2⁶ = 42504400110037 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 (42504409110101) 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, 685554840455 + ... + 685554840516.

It is an arithmetic number, because the mean of its divisors is an integer number (10968877447776).

Almost surely, 2^{42504400110101} is an apocalyptic number.

It is an amenable number.

42504400110101 is a deficient number, since it is larger than the sum of its proper divisors (1371109681003).

42504400110101 is a wasteful number, since it uses less digits than its factorization.

42504400110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371109681002.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 42504400110101 its reverse (10101100440524), we get a palindrome (52605500550625).

The spelling of 42504400110101 in words is "forty-two trillion, five hundred four billion, four hundred million, one hundred ten thousand, one hundred one".