142231324208 has 20 divisors (see below), whose sum is σ = 282294489288. Its totient is φ = 69381133440.

The previous prime is 142231324199. The next prime is 142231324217. The reversal of 142231324208 is 802423132241.

It is an interprime number because it is at equal distance from previous prime (142231324199) and next prime (142231324217).

It is a super-2 number, since 2×142231324208² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108407366 + ... + 108408677.

Almost surely, 2^142231324208 is an apocalyptic number.

It is an amenable number.

142231324208 is a deficient number, since it is larger than the sum of its proper divisors (140063165080).

142231324208 is a wasteful number, since it uses less digits than its factorization.

142231324208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216816092 (or 216816086 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 142231324208 its reverse (802423132241), we get a palindrome (944654456449).

The spelling of 142231324208 in words is "one hundred forty-two billion, two hundred thirty-one million, three hundred twenty-four thousand, two hundred eight".