2124212344 has 8 divisors (see below), whose sum is σ = 3982898160. Its totient is φ = 1062106168.

The previous prime is 2124212323. The next prime is 2124212347. The reversal of 2124212344 is 4432124212.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124212347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132763264 + ... + 132763279.

It is an arithmetic number, because the mean of its divisors is an integer number (497862270).

Almost surely, 2^2124212344 is an apocalyptic number.

It is an amenable number.

2124212344 is a deficient number, since it is larger than the sum of its proper divisors (1858685816).

2124212344 is a wasteful number, since it uses less digits than its factorization.

2124212344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265526549 (or 265526545 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 2124212344 is about 46089.1781658124. The cubic root of 2124212344 is about 1285.4819297875.

Adding to 2124212344 its reverse (4432124212), we get a palindrome (6556336556).

The spelling of 2124212344 in words is "two billion, one hundred twenty-four million, two hundred twelve thousand, three hundred forty-four".