122112012112103 has 6 divisors (see below), whose sum is σ = 132227800097904. Its totient is φ = 112718780411016.

The previous prime is 122112012112087. The next prime is 122112012112147. The reversal of 122112012112103 is 301211210211221.

It is not a de Polignac number, because 122112012112103 - 2⁴ = 122112012112087 is a prime.

It is a super-2 number, since 2×122112012112103² (a number of 29 digits) contains 22 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 (122112012112603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 361278142175 + ... + 361278142512.

It is an arithmetic number, because the mean of its divisors is an integer number (22037966682984).

Almost surely, 2^{122112012112103} is an apocalyptic number.

122112012112103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122112012112103 is a deficient number, since it is larger than the sum of its proper divisors (10115787985801).

122112012112103 is an equidigital number, since it uses as much as digits as its factorization.

122112012112103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722556284713 (or 722556284700 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 122112012112103 its reverse (301211210211221), we get a palindrome (423323222323324).

The spelling of 122112012112103 in words is "one hundred twenty-two trillion, one hundred twelve billion, twelve million, one hundred twelve thousand, one hundred three".