2122012100203 has 8 divisors (see below), whose sum is σ = 2214293400576. Its totient is φ = 2029732458600.

The previous prime is 2122012100191. The next prime is 2122012100207. The reversal of 2122012100203 is 3020012102212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2122012100203 - 2²¹ = 2122010003051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122012100207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2696038 + ... + 3393028.

It is an arithmetic number, because the mean of its divisors is an integer number (276786675072).

Almost surely, 2^{2122012100203} is an apocalyptic number.

2122012100203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2122012100203 is a deficient number, since it is larger than the sum of its proper divisors (92281300373).

2122012100203 is a wasteful number, since it uses less digits than its factorization.

2122012100203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829385.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2122012100203 its reverse (3020012102212), we get a palindrome (5142024202415).

The spelling of 2122012100203 in words is "two trillion, one hundred twenty-two billion, twelve million, one hundred thousand, two hundred three".