42341212100 has 72 divisors (see below), whose sum is σ = 101645119296. Its totient is φ = 15179920000.

The previous prime is 42341212099. The next prime is 42341212127. The reversal of 42341212100 is 121214324.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192971 + ... + 349170.

It is an arithmetic number, because the mean of its divisors is an integer number (1411737768).

Almost surely, 2^42341212100 is an apocalyptic number.

It is an amenable number.

42341212100 is an abundant number, since it is smaller than the sum of its proper divisors (59303907196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42341212100 is a wasteful number, since it uses less digits than its factorization.

42341212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542237 (or 542230 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42341212100 its reverse (121214324), we get a palindrome (42462426424).

The spelling of 42341212100 in words is "forty-two billion, three hundred forty-one million, two hundred twelve thousand, one hundred".