100121200002112 has 56 divisors (see below), whose sum is σ = 198995476381632. Its totient is φ = 49980614208000.

The previous prime is 100121200002101. The next prime is 100121200002113. The reversal of 100121200002112 is 211200002121001.

It is a junction number, because it is equal to n+sod(n) for n = 100121200002092 and 100121200002101.

It is not an unprimeable number, because it can be changed into a prime (100121200002113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1474483362 + ... + 1474551262.

It is an arithmetic number, because the mean of its divisors is an integer number (3553490649672).

Almost surely, 2^{100121200002112} is an apocalyptic number.

It is an amenable number.

100121200002112 is a deficient number, since it is larger than the sum of its proper divisors (98874276379520).

100121200002112 is an equidigital number, since it uses as much as digits as its factorization.

100121200002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104387 (or 104377 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100121200002112 its reverse (211200002121001), we get a palindrome (311321202123113).

The spelling of 100121200002112 in words is "one hundred trillion, one hundred twenty-one billion, two hundred million, two thousand, one hundred twelve".