42231431134 has 32 divisors (see below), whose sum is σ = 65828700000. Its totient is φ = 20295348864.

The previous prime is 42231431131. The next prime is 42231431141. The reversal of 42231431134 is 43113413224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42231431131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15645717 + ... + 15648415.

It is an arithmetic number, because the mean of its divisors is an integer number (2057146875).

Almost surely, 2^42231431134 is an apocalyptic number.

42231431134 is a deficient number, since it is larger than the sum of its proper divisors (23597268866).

42231431134 is a wasteful number, since it uses less digits than its factorization.

42231431134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3852.

The product of its digits is 6912, while the sum is 28.

Adding to 42231431134 its reverse (43113413224), we get a palindrome (85344844358).

The spelling of 42231431134 in words is "forty-two billion, two hundred thirty-one million, four hundred thirty-one thousand, one hundred thirty-four".