100000002121112 has 32 divisors (see below), whose sum is σ = 189760975674480. Its totient is φ = 49397087564160.

The previous prime is 100000002121067. The next prime is 100000002121121. The reversal of 100000002121112 is 211121200000001.

It is a super-2 number, since 2×100000002121112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100000002121093 and 100000002121102.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 69172562 + ... + 70603422.

Almost surely, 2^{100000002121112} is an apocalyptic number.

It is an amenable number.

100000002121112 is a deficient number, since it is larger than the sum of its proper divisors (89760973553368).

100000002121112 is a wasteful number, since it uses less digits than its factorization.

100000002121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536203 (or 1536199 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100000002121112 its reverse (211121200000001), we get a palindrome (311121202121113).

The spelling of 100000002121112 in words is "one hundred trillion, two million, one hundred twenty-one thousand, one hundred twelve".