2124431412 has 24 divisors (see below), whose sum is σ = 4962234816. Its totient is φ = 707396928.

The previous prime is 2124431411. The next prime is 2124431417. The reversal of 2124431412 is 2141344212.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124431411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81448 + ... + 104319.

It is an arithmetic number, because the mean of its divisors is an integer number (206759784).

Almost surely, 2^2124431412 is an apocalyptic number.

It is an amenable number.

2124431412 is an abundant number, since it is smaller than the sum of its proper divisors (2837803404).

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

2124431412 is a wasteful number, since it uses less digits than its factorization.

2124431412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186727 (or 186725 counting only the distinct ones).

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

The square root of 2124431412 is about 46091.5546711108. The cubic root of 2124431412 is about 1285.5261184450.

Adding to 2124431412 its reverse (2141344212), we get a palindrome (4265775624).

The spelling of 2124431412 in words is "two billion, one hundred twenty-four million, four hundred thirty-one thousand, four hundred twelve".