2220332210421 has 32 divisors (see below), whose sum is σ = 3330664415232. Its totient is φ = 1306351039680.

The previous prime is 2220332210413. The next prime is 2220332210423. The reversal of 2220332210421 is 1240122330222.

2220332210421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2220332210421 - 2³ = 2220332210413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220332210391 and 2220332210400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220332210423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10962925 + ... + 11163618.

It is an arithmetic number, because the mean of its divisors is an integer number (104083262976).

Almost surely, 2^{2220332210421} is an apocalyptic number.

It is an amenable number.

2220332210421 is a deficient number, since it is larger than the sum of its proper divisors (1110332204811).

2220332210421 is a wasteful number, since it uses less digits than its factorization.

2220332210421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22126673.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2220332210421 its reverse (1240122330222), we get a palindrome (3460454540643).

The spelling of 2220332210421 in words is "two trillion, two hundred twenty billion, three hundred thirty-two million, two hundred ten thousand, four hundred twenty-one".