120102123111002 has 4 divisors (see below), whose sum is σ = 180153184666506. Its totient is φ = 60051061555500.

The previous prime is 120102123110971. The next prime is 120102123111013. The reversal of 120102123111002 is 200111321201021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 117498640823041 + 2603482287961 = 10839679^2 + 1613531^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30025530777749 + ... + 30025530777752.

Almost surely, 2^{120102123111002} is an apocalyptic number.

120102123111002 is a deficient number, since it is larger than the sum of its proper divisors (60051061555504).

120102123111002 is an equidigital number, since it uses as much as digits as its factorization.

120102123111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60051061555503.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 120102123111002 its reverse (200111321201021), we get a palindrome (320213444312023).

The spelling of 120102123111002 in words is "one hundred twenty trillion, one hundred two billion, one hundred twenty-three million, one hundred eleven thousand, two".