4221120422 has 4 divisors (see below), whose sum is σ = 6331680636. Its totient is φ = 2110560210.

The previous prime is 4221120419. The next prime is 4221120439. The reversal of 4221120422 is 2240211224.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 4221120394 and 4221120403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055280104 + ... + 1055280107.

It is an arithmetic number, because the mean of its divisors is an integer number (1582920159).

Almost surely, 2^4221120422 is an apocalyptic number.

4221120422 is a deficient number, since it is larger than the sum of its proper divisors (2110560214).

4221120422 is a wasteful number, since it uses less digits than its factorization.

4221120422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110560213.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4221120422 is about 64970.1502383979. The cubic root of 4221120422 is about 1616.1285931208.

Adding to 4221120422 its reverse (2240211224), we get a palindrome (6461331646).

The spelling of 4221120422 in words is "four billion, two hundred twenty-one million, one hundred twenty thousand, four hundred twenty-two".