1340120222324 has 24 divisors (see below), whose sum is σ = 2527579834080. Its totient is φ = 618034908384.

The previous prime is 1340120222299. The next prime is 1340120222341. The reversal of 1340120222324 is 4232220210431.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 1340120222293 and 1340120222302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9976754 + ... + 10110185.

It is an arithmetic number, because the mean of its divisors is an integer number (105315826420).

Almost surely, 2^{1340120222324} is an apocalyptic number.

It is an amenable number.

1340120222324 is a deficient number, since it is larger than the sum of its proper divisors (1187459611756).

1340120222324 is a wasteful number, since it uses less digits than its factorization.

1340120222324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20088239 (or 20088237 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1340120222324 its reverse (4232220210431), we get a palindrome (5572340432755).

The spelling of 1340120222324 in words is "one trillion, three hundred forty billion, one hundred twenty million, two hundred twenty-two thousand, three hundred twenty-four".