2124389212 has 12 divisors (see below), whose sum is σ = 4055652216. Its totient is φ = 965631440.

The previous prime is 2124389177. The next prime is 2124389219. The reversal of 2124389212 is 2129834212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124389219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24140743 + ... + 24140830.

It is an arithmetic number, because the mean of its divisors is an integer number (337971018).

Almost surely, 2^2124389212 is an apocalyptic number.

2124389212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2124389212 is a deficient number, since it is larger than the sum of its proper divisors (1931263004).

2124389212 is a wasteful number, since it uses less digits than its factorization.

2124389212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48281588 (or 48281586 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 2124389212 is about 46091.0968843225. The cubic root of 2124389212 is about 1285.5176064323.

The spelling of 2124389212 in words is "two billion, one hundred twenty-four million, three hundred eighty-nine thousand, two hundred twelve".