2421213032 has 128 divisors (see below), whose sum is σ = 5637911040. Its totient is φ = 951336960.

The previous prime is 2421213019. The next prime is 2421213101. The reversal of 2421213032 is 2303121242.

It is a junction number, because it is equal to n+sod(n) for n = 2421212995 and 2421213013.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7637738 + ... + 7638054.

It is an arithmetic number, because the mean of its divisors is an integer number (44046180).

Almost surely, 2^2421213032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421213032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2818955520).

2421213032 is an abundant number, since it is smaller than the sum of its proper divisors (3216698008).

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

2421213032 is a wasteful number, since it uses less digits than its factorization.

2421213032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2421213032 is about 49205.8231513304. The cubic root of 2421213032 is about 1342.7989745956.

Adding to 2421213032 its reverse (2303121242), we get a palindrome (4724334274).

The spelling of 2421213032 in words is "two billion, four hundred twenty-one million, two hundred thirteen thousand, thirty-two".