1210120222103 has 6 divisors (see below), whose sum is σ = 1310366867904. Its totient is φ = 1117034051016.

The previous prime is 1210120222081. The next prime is 1210120222111. The reversal of 1210120222103 is 3012220210121.

It is not a de Polignac number, because 1210120222103 - 2¹⁴ = 1210120205719 is a prime.

It is a super-2 number, since 2×1210120222103² (a number of 25 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 (1210120222193) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3580237175 + ... + 3580237512.

It is an arithmetic number, because the mean of its divisors is an integer number (218394477984).

Almost surely, 2^{1210120222103} is an apocalyptic number.

1210120222103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1210120222103 is a deficient number, since it is larger than the sum of its proper divisors (100246645801).

1210120222103 is an equidigital number, since it uses as much as digits as its factorization.

1210120222103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7160474713 (or 7160474700 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1210120222103 its reverse (3012220210121), we get a palindrome (4222340432224).

The spelling of 1210120222103 in words is "one trillion, two hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, one hundred three".