42141220134 has 32 divisors (see below), whose sum is σ = 96104867040. Its totient is φ = 12203791872.

The previous prime is 42141220111. The next prime is 42141220181. The reversal of 42141220134 is 43102214124.

It is a congruent 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, 15889029 + ... + 15891680.

It is an arithmetic number, because the mean of its divisors is an integer number (3003277095).

Almost surely, 2^42141220134 is an apocalyptic number.

42141220134 is an abundant number, since it is smaller than the sum of its proper divisors (53963646906).

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

42141220134 is a wasteful number, since it uses less digits than its factorization.

42141220134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31780744.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 42141220134 its reverse (43102214124), we get a palindrome (85243434258).

The spelling of 42141220134 in words is "forty-two billion, one hundred forty-one million, two hundred twenty thousand, one hundred thirty-four".