1340103200221 has 16 divisors (see below), whose sum is σ = 1465446090240. Its totient is φ = 1219969635840.

The previous prime is 1340103200197. The next prime is 1340103200237. The reversal of 1340103200221 is 1220023010431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1340103200221 - 2¹¹ = 1340103198173 is a prime.

It is a super-2 number, since 2×1340103200221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340103200291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400465 + ... + 1685401.

It is an arithmetic number, because the mean of its divisors is an integer number (91590380640).

Almost surely, 2^{1340103200221} is an apocalyptic number.

It is an amenable number.

1340103200221 is a deficient number, since it is larger than the sum of its proper divisors (125342890019).

1340103200221 is a wasteful number, since it uses less digits than its factorization.

1340103200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286964.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1340103200221 its reverse (1220023010431), we get a palindrome (2560126210652).

The spelling of 1340103200221 in words is "one trillion, three hundred forty billion, one hundred three million, two hundred thousand, two hundred twenty-one".