2201421024 has 96 divisors (see below), whose sum is σ = 7004551680. Its totient is φ = 667094400.

The previous prime is 2201421017. The next prime is 2201421037. The reversal of 2201421024 is 4201241022.

2201421024 is a `hidden beast` number, since 220 + 1 + 421 + 0 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2201420988 and 2201421006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106312 + ... + 125319.

It is an arithmetic number, because the mean of its divisors is an integer number (72964080).

Almost surely, 2^2201421024 is an apocalyptic number.

2201421024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2201421024 is an abundant number, since it is smaller than the sum of its proper divisors (4803130656).

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

2201421024 is a wasteful number, since it uses less digits than its factorization.

2201421024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231661 (or 231647 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2201421024 is about 46919.3033196359. The cubic root of 2201421024 is about 1300.8714125907.

Adding to 2201421024 its reverse (4201241022), we get a palindrome (6402662046).

The spelling of 2201421024 in words is "two billion, two hundred one million, four hundred twenty-one thousand, twenty-four".