12122001020103 has 48 divisors (see below), whose sum is σ = 17555109304320. Its totient is φ = 7436896975872.

The previous prime is 12122001020069. The next prime is 12122001020111. The reversal of 12122001020103 is 30102010022121.

It is not a de Polignac number, because 12122001020103 - 2²⁰ = 12121999971527 is a prime.

It is a super-2 number, since 2×12122001020103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122001020183) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 510538650 + ... + 510562392.

It is an arithmetic number, because the mean of its divisors is an integer number (365731443840).

Almost surely, 2^{12122001020103} is an apocalyptic number.

12122001020103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12122001020103 is a deficient number, since it is larger than the sum of its proper divisors (5433108284217).

12122001020103 is a wasteful number, since it uses less digits than its factorization.

12122001020103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26808 (or 26795 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12122001020103 its reverse (30102010022121), we get a palindrome (42224011042224).

The spelling of 12122001020103 in words is "twelve trillion, one hundred twenty-two billion, one million, twenty thousand, one hundred three".