120121111110002 has 8 divisors (see below), whose sum is σ = 180181731742812. Its totient is φ = 60060533862400.

The previous prime is 120121111109903. The next prime is 120121111110029. The reversal of 120121111110002 is 200011111121021.

It can be written as a sum of positive squares in 2 ways, for example, as 91435114233241 + 28685996876761 = 9562171^2 + 5355931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 2701199 + ... + 15733362.

Almost surely, 2^{120121111110002} is an apocalyptic number.

120121111110002 is a deficient number, since it is larger than the sum of its proper divisors (60060620632810).

120121111110002 is a wasteful number, since it uses less digits than its factorization.

120121111110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21692604.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 120121111110002 its reverse (200011111121021), we get a palindrome (320132222231023).

The spelling of 120121111110002 in words is "one hundred twenty trillion, one hundred twenty-one billion, one hundred eleven million, one hundred ten thousand, two".