142223314211 has 32 divisors (see below), whose sum is σ = 165675234816. Its totient is φ = 121824832800.

The previous prime is 142223314183. The next prime is 142223314213. The reversal of 142223314211 is 112413322241.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-142223314211 is a prime.

It is a super-2 number, since 2×142223314211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142223314213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2016401 + ... + 2085741.

It is an arithmetic number, because the mean of its divisors is an integer number (5177351088).

Almost surely, 2^142223314211 is an apocalyptic number.

142223314211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

142223314211 is a deficient number, since it is larger than the sum of its proper divisors (23451920605).

142223314211 is an equidigital number, since it uses as much as digits as its factorization.

142223314211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69464 (or 69442 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

Adding to 142223314211 its reverse (112413322241), we get a palindrome (254636636452).

The spelling of 142223314211 in words is "one hundred forty-two billion, two hundred twenty-three million, three hundred fourteen thousand, two hundred eleven".