1340142022231 has 8 divisors (see below), whose sum is σ = 1342514073600. Its totient is φ = 1337770274808.

The previous prime is 1340142022229. The next prime is 1340142022243. The reversal of 1340142022231 is 1322202410431.

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

It is a cyclic number.

It is not a de Polignac number, because 1340142022231 - 2¹ = 1340142022229 is a prime.

It is a super-2 number, since 2×1340142022231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1340142022196 and 1340142022205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340142022211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9904170 + ... + 10038568.

It is an arithmetic number, because the mean of its divisors is an integer number (167814259200).

Almost surely, 2^{1340142022231} is an apocalyptic number.

1340142022231 is a deficient number, since it is larger than the sum of its proper divisors (2372051369).

1340142022231 is a wasteful number, since it uses less digits than its factorization.

1340142022231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151973.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1340142022231 its reverse (1322202410431), we get a palindrome (2662344432662).

The spelling of 1340142022231 in words is "one trillion, three hundred forty billion, one hundred forty-two million, twenty-two thousand, two hundred thirty-one".