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142331323111 = 1929258314561
BaseRepresentation
bin1000010010001110011…
…0111010001011100111
3111121101022111100211121
42010203212322023213
54312443304314421
6145215222114411
713166050166455
oct2044346721347
9447338440747
10142331323111
11553a935975a
122370257ba07
1310563883423
146c630d19d5
153a8072dd41
hex21239ba2e7

142331323111 has 8 divisors (see below), whose sum is σ = 154988737200. Its totient is φ = 130190538240.

The previous prime is 142331323097. The next prime is 142331323159. The reversal of 142331323111 is 111323133241.

142331323111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 142331323111 - 211 = 142331321063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142331323171) 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, 129156730 + ... + 129157831.

It is an arithmetic number, because the mean of its divisors is an integer number (19373592150).

Almost surely, 2142331323111 is an apocalyptic number.

142331323111 is a deficient number, since it is larger than the sum of its proper divisors (12657414089).

142331323111 is a wasteful number, since it uses less digits than its factorization.

142331323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258314609.

The product of its digits is 1296, while the sum is 25.

Adding to 142331323111 its reverse (111323133241), we get a palindrome (253654456352).

The spelling of 142331323111 in words is "one hundred forty-two billion, three hundred thirty-one million, three hundred twenty-three thousand, one hundred eleven".

Divisors: 1 19 29 551 258314561 4907976659 7491122269 142331323111