42532100105 has 16 divisors (see below), whose sum is σ = 55730939328. Its totient is φ = 30903240000.

The previous prime is 42532100081. The next prime is 42532100111. The reversal of 42532100105 is 50100123524.

It is not a de Polignac number, because 42532100105 - 2⁶ = 42532100041 is a prime.

It is a super-2 number, since 2×42532100105² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306071 + ... + 422780.

It is an arithmetic number, because the mean of its divisors is an integer number (3483183708).

Almost surely, 2^42532100105 is an apocalyptic number.

It is an amenable number.

42532100105 is a deficient number, since it is larger than the sum of its proper divisors (13198839223).

42532100105 is a wasteful number, since it uses less digits than its factorization.

42532100105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729928.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 42532100105 its reverse (50100123524), we get a palindrome (92632223629).

The spelling of 42532100105 in words is "forty-two billion, five hundred thirty-two million, one hundred thousand, one hundred five".