100121012102012 has 24 divisors (see below), whose sum is σ = 191165441281920. Its totient is φ = 45503520653360.

The previous prime is 100121012101883. The next prime is 100121012102047. The reversal of 100121012102012 is 210201210121001.

It is a super-3 number, since 3×100121012102012³ (a number of 43 digits) contains 333 as substring.

It is a congruent 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, 150421712 + ... + 151085847.

It is an arithmetic number, because the mean of its divisors is an integer number (7965226720080).

Almost surely, 2^{100121012102012} is an apocalyptic number.

It is an amenable number.

100121012102012 is a deficient number, since it is larger than the sum of its proper divisors (91044429179908).

100121012102012 is a wasteful number, since it uses less digits than its factorization.

100121012102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301515121 (or 301515119 counting only the distinct ones).

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

Adding to 100121012102012 its reverse (210201210121001), we get a palindrome (310322222223013).

The spelling of 100121012102012 in words is "one hundred trillion, one hundred twenty-one billion, twelve million, one hundred two thousand, twelve".