10121200121002 has 16 divisors (see below), whose sum is σ = 15957512609472. Its totient is φ = 4805241311200.

The previous prime is 10121200120987. The next prime is 10121200121041. The reversal of 10121200121002 is 20012100212101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803008624 + ... + 803021227.

It is an arithmetic number, because the mean of its divisors is an integer number (997344538092).

Almost surely, 2^{10121200121002} is an apocalyptic number.

10121200121002 is a deficient number, since it is larger than the sum of its proper divisors (5836312488470).

10121200121002 is a wasteful number, since it uses less digits than its factorization.

10121200121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606030013.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10121200121002 its reverse (20012100212101), we get a palindrome (30133300333103).

The spelling of 10121200121002 in words is "ten trillion, one hundred twenty-one billion, two hundred million, one hundred twenty-one thousand, two".