100121022121112 has 16 divisors (see below), whose sum is σ = 187727652666360. Its totient is φ = 50060314743424.

The previous prime is 100121022121103. The next prime is 100121022121123. The reversal of 100121022121112 is 211121220121001.

It is a super-2 number, since 2×100121022121112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22360778 + ... + 26462169.

Almost surely, 2^{100121022121112} is an apocalyptic number.

It is an amenable number.

100121022121112 is a deficient number, since it is larger than the sum of its proper divisors (87606630545248).

100121022121112 is a wasteful number, since it uses less digits than its factorization.

100121022121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49079290 (or 49079286 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100121022121112 its reverse (211121220121001), we get a palindrome (311242242242113).

The spelling of 100121022121112 in words is "one hundred trillion, one hundred twenty-one billion, twenty-two million, one hundred twenty-one thousand, one hundred twelve".