1421352222 has 16 divisors (see below), whose sum is σ = 2843285760. Its totient is φ = 473687192.

The previous prime is 1421352211. The next prime is 1421352223. The reversal of 1421352222 is 2222531241.

It is a junction number, because it is equal to n+sod(n) for n = 1421352192 and 1421352201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421352223) 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, 11653 + ... + 54575.

It is an arithmetic number, because the mean of its divisors is an integer number (177705360).

Almost surely, 2^1421352222 is an apocalyptic number.

1421352222 is an abundant number, since it is smaller than the sum of its proper divisors (1421933538).

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

1421352222 is a wasteful number, since it uses less digits than its factorization.

1421352222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48447.

The product of its digits is 1920, while the sum is 24.

The square root of 1421352222 is about 37700.8252164326. The cubic root of 1421352222 is about 1124.3475319812.

Adding to 1421352222 its reverse (2222531241), we get a palindrome (3643883463).

The spelling of 1421352222 in words is "one billion, four hundred twenty-one million, three hundred fifty-two thousand, two hundred twenty-two".