42231044124 has 36 divisors (see below), whose sum is σ = 106786920240. Its totient is φ = 14072237760.

The previous prime is 42231044123. The next prime is 42231044143. The reversal of 42231044124 is 42144013224.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×42231044124² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42231044123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90672 + ... + 304439.

It is an arithmetic number, because the mean of its divisors is an integer number (2966303340).

Almost surely, 2^42231044124 is an apocalyptic number.

It is an amenable number.

42231044124 is an abundant number, since it is smaller than the sum of its proper divisors (64555876116).

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

42231044124 is a wasteful number, since it uses less digits than its factorization.

42231044124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398090 (or 398085 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 42231044124 its reverse (42144013224), we get a palindrome (84375057348).

The spelling of 42231044124 in words is "forty-two billion, two hundred thirty-one million, forty-four thousand, one hundred twenty-four".