142332111321 has 16 divisors (see below), whose sum is σ = 190329440640. Its totient is φ = 94611628800.

The previous prime is 142332111293. The next prime is 142332111359. The reversal of 142332111321 is 123111233241.

142332111321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-142332111321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142332111291 and 142332111300.

It is not an unprimeable number, because it can be changed into a prime (142332110321) 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 15 ways as a sum of consecutive naturals, for example, 2987475 + ... + 3034743.

It is an arithmetic number, because the mean of its divisors is an integer number (11895590040).

Almost surely, 2^142332111321 is an apocalyptic number.

It is an amenable number.

142332111321 is a deficient number, since it is larger than the sum of its proper divisors (47997329319).

142332111321 is a wasteful number, since it uses less digits than its factorization.

142332111321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50176.

The product of its digits is 864, while the sum is 24.

Adding to 142332111321 its reverse (123111233241), we get a palindrome (265443344562).

The spelling of 142332111321 in words is "one hundred forty-two billion, three hundred thirty-two million, one hundred eleven thousand, three hundred twenty-one".