2012012220103 has 4 divisors (see below), whose sum is σ = 2061085688928. Its totient is φ = 1962938751280.

The previous prime is 2012012220061. The next prime is 2012012220121. The reversal of 2012012220103 is 3010222102102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2012012220103 - 2³³ = 2003422285511 is a prime.

It is a super-3 number, since 3×2012012220103³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012012220143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24536734351 + ... + 24536734432.

It is an arithmetic number, because the mean of its divisors is an integer number (515271422232).

Almost surely, 2^{2012012220103} is an apocalyptic number.

2012012220103 is a deficient number, since it is larger than the sum of its proper divisors (49073468825).

2012012220103 is an equidigital number, since it uses as much as digits as its factorization.

2012012220103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49073468824.

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

Adding to 2012012220103 its reverse (3010222102102), we get a palindrome (5022234322205).

The spelling of 2012012220103 in words is "two trillion, twelve billion, twelve million, two hundred twenty thousand, one hundred three".