100001112012122 has 32 divisors (see below), whose sum is σ = 154008048211200. Its totient is φ = 48681973224000.

The previous prime is 100001112012121. The next prime is 100001112012133. The reversal of 100001112012122 is 221210211100001.

It is a junction number, because it is equal to n+sod(n) for n = 100001112012097 and 100001112012106.

It is not an unprimeable number, because it can be changed into a prime (100001112012121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49266629 + ... + 51256247.

It is an arithmetic number, because the mean of its divisors is an integer number (4812751506600).

Almost surely, 2^{100001112012122} is an apocalyptic number.

100001112012122 is a deficient number, since it is larger than the sum of its proper divisors (54006936199078).

100001112012122 is a wasteful number, since it uses less digits than its factorization.

100001112012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993862.

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

Adding to 100001112012122 its reverse (221210211100001), we get a palindrome (321211323112123).

The spelling of 100001112012122 in words is "one hundred trillion, one billion, one hundred twelve million, twelve thousand, one hundred twenty-two".