1343140222 has 4 divisors (see below), whose sum is σ = 2014710336. Its totient is φ = 671570110.

The previous prime is 1343140171. The next prime is 1343140231. The reversal of 1343140222 is 2220413431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2220413431 = 3851 ⋅576581.

It is a junction number, because it is equal to n+sod(n) for n = 1343140193 and 1343140202.

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, 335785054 + ... + 335785057.

It is an arithmetic number, because the mean of its divisors is an integer number (503677584).

Almost surely, 2^1343140222 is an apocalyptic number.

1343140222 is a deficient number, since it is larger than the sum of its proper divisors (671570114).

1343140222 is an equidigital number, since it uses as much as digits as its factorization.

1343140222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671570113.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1343140222 is about 36648.8774998635. The cubic root of 1343140222 is about 1103.3342967126.

Adding to 1343140222 its reverse (2220413431), we get a palindrome (3563553653).

The spelling of 1343140222 in words is "one billion, three hundred forty-three million, one hundred forty thousand, two hundred twenty-two".