138143210002 has 16 divisors (see below), whose sum is σ = 236828650752. Its totient is φ = 59201303040.

The previous prime is 138143209993. The next prime is 138143210017. The reversal of 138143210002 is 200012341831.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62103 + ... + 529285.

It is an arithmetic number, because the mean of its divisors is an integer number (14801790672).

Almost surely, 2^138143210002 is an apocalyptic number.

138143210002 is a deficient number, since it is larger than the sum of its proper divisors (98685440750).

138143210002 is a wasteful number, since it uses less digits than its factorization.

138143210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488313.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 138143210002 its reverse (200012341831), we get a palindrome (338155551833).

The spelling of 138143210002 in words is "one hundred thirty-eight billion, one hundred forty-three million, two hundred ten thousand, two".