1340201222 has 8 divisors (see below), whose sum is σ = 2128554936. Its totient is φ = 630682912.

The previous prime is 1340201173. The next prime is 1340201243. The reversal of 1340201222 is 2221020431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1340201222² = 3592278630900586568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1340201222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19708808 + ... + 19708875.

It is an arithmetic number, because the mean of its divisors is an integer number (266069367).

Almost surely, 2^1340201222 is an apocalyptic number.

1340201222 is a deficient number, since it is larger than the sum of its proper divisors (788353714).

1340201222 is a wasteful number, since it uses less digits than its factorization.

1340201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39417702.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1340201222 is about 36608.7588153436. The cubic root of 1340201222 is about 1102.5289532591.

Adding to 1340201222 its reverse (2221020431), we get a palindrome (3561221653).

The spelling of 1340201222 in words is "one billion, three hundred forty million, two hundred one thousand, two hundred twenty-two".