2124133323420 has 96 divisors (see below), whose sum is σ = 5975282718720. Its totient is φ = 563797451520.

The previous prime is 2124133323409. The next prime is 2124133323427. The reversal of 2124133323420 is 243233314212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124133323427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109318266 + ... + 109337694.

It is an arithmetic number, because the mean of its divisors is an integer number (62242528320).

Almost surely, 2^{2124133323420} is an apocalyptic number.

2124133323420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2124133323420 is an abundant number, since it is smaller than the sum of its proper divisors (3851149395300).

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

2124133323420 is a wasteful number, since it uses less digits than its factorization.

2124133323420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27835 (or 27833 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 2124133323420 its reverse (243233314212), we get a palindrome (2367366637632).

The spelling of 2124133323420 in words is "two trillion, one hundred twenty-four billion, one hundred thirty-three million, three hundred twenty-three thousand, four hundred twenty".