1142342000321 has 16 divisors (see below), whose sum is σ = 1190006138880. Its totient is φ = 1095765689040.

The previous prime is 1142342000309. The next prime is 1142342000323. The reversal of 1142342000321 is 1230002432411.

It is a cyclic number.

It is not a de Polignac number, because 1142342000321 - 2¹⁰ = 1142341999297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142342000323) 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, 295580 + ... + 1540146.

It is an arithmetic number, because the mean of its divisors is an integer number (74375383680).

Almost surely, 2^{1142342000321} is an apocalyptic number.

It is an amenable number.

1142342000321 is a deficient number, since it is larger than the sum of its proper divisors (47664138559).

1142342000321 is a wasteful number, since it uses less digits than its factorization.

1142342000321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245004.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1142342000321 its reverse (1230002432411), we get a palindrome (2372344432732).

The spelling of 1142342000321 in words is "one trillion, one hundred forty-two billion, three hundred forty-two million, three hundred twenty-one", and thus it is an aban number.