100121121012002 has 16 divisors (see below), whose sum is σ = 150848443411200. Its totient is φ = 49838413171680.

The previous prime is 100121121012001. The next prime is 100121121012037. The reversal of 100121121012002 is 200210121121001.

It is not an unprimeable number, because it can be changed into a prime (100121121012001) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24777374 + ... + 28533497.

It is an arithmetic number, because the mean of its divisors is an integer number (9428027713200).

Almost surely, 2^{100121121012002} is an apocalyptic number.

100121121012002 is a deficient number, since it is larger than the sum of its proper divisors (50727322399198).

100121121012002 is a wasteful number, since it uses less digits than its factorization.

100121121012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53315041.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100121121012002 its reverse (200210121121001), we get a palindrome (300331242133003).

The spelling of 100121121012002 in words is "one hundred trillion, one hundred twenty-one billion, one hundred twenty-one million, twelve thousand, two".