2124124431020 has 24 divisors (see below), whose sum is σ = 4463037868464. Its totient is φ = 849197093696.

The previous prime is 2124124430971. The next prime is 2124124431029. The reversal of 2124124431020 is 201344214212.

It is not an unprimeable number, because it can be changed into a prime (2124124431029) 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, 28253942 + ... + 28329021.

It is an arithmetic number, because the mean of its divisors is an integer number (185959911186).

Almost surely, 2^{2124124431020} is an apocalyptic number.

2124124431020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124124431020 is an abundant number, since it is smaller than the sum of its proper divisors (2338913437444).

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

2124124431020 is a wasteful number, since it uses less digits than its factorization.

2124124431020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56584849 (or 56584847 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 2124124431020 its reverse (201344214212), we get a palindrome (2325468645232).

The spelling of 2124124431020 in words is "two trillion, one hundred twenty-four billion, one hundred twenty-four million, four hundred thirty-one thousand, twenty".