2012012100122 has 8 divisors (see below), whose sum is σ = 3021331015872. Its totient is φ = 1004901761500.

The previous prime is 2012012100029. The next prime is 2012012100187. The reversal of 2012012100122 is 2210012102102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2012012100097 and 2012012100106.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 552142004 + ... + 552145647.

It is an arithmetic number, because the mean of its divisors is an integer number (377666376984).

Almost surely, 2^{2012012100122} is an apocalyptic number.

2012012100122 is a deficient number, since it is larger than the sum of its proper divisors (1009318915750).

2012012100122 is a wasteful number, since it uses less digits than its factorization.

2012012100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104288564.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2012012100122 its reverse (2210012102102), we get a palindrome (4222024202224).

The spelling of 2012012100122 in words is "two trillion, twelve billion, twelve million, one hundred thousand, one hundred twenty-two".