2421224212 has 24 divisors (see below), whose sum is σ = 4623609312. Its totient is φ = 1100253600.

The previous prime is 2421224189. The next prime is 2421224213. The reversal of 2421224212 is 2124221242.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 (2421224213) 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, 261787 + ... + 270877.

It is an arithmetic number, because the mean of its divisors is an integer number (192650388).

Almost surely, 2^2421224212 is an apocalyptic number.

2421224212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2421224212 is a deficient number, since it is larger than the sum of its proper divisors (2202385100).

2421224212 is a wasteful number, since it uses less digits than its factorization.

2421224212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15159 (or 15157 counting only the distinct ones).

The product of its digits is 1024, while the sum is 22.

The square root of 2421224212 is about 49205.9367556396. The cubic root of 2421224212 is about 1342.8010413929.

Adding to 2421224212 its reverse (2124221242), we get a palindrome (4545445454).

The spelling of 2421224212 in words is "two billion, four hundred twenty-one million, two hundred twenty-four thousand, two hundred twelve".