2120220122103 has 10 divisors (see below), whose sum is σ = 3167242404744. Its totient is φ = 1413480081348.

The previous prime is 2120220122099. The next prime is 2120220122113. The reversal of 2120220122103 is 3012210220212.

It is not a de Polignac number, because 2120220122103 - 2² = 2120220122099 is a prime.

It is a super-3 number, since 3×2120220122103³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120220122113) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13087778451 + ... + 13087778612.

Almost surely, 2^{2120220122103} is an apocalyptic number.

2120220122103 is a deficient number, since it is larger than the sum of its proper divisors (1047022282641).

2120220122103 is an equidigital number, since it uses as much as digits as its factorization.

2120220122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26175557075 (or 26175557066 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2120220122103 its reverse (3012210220212), we get a palindrome (5132430342315).

The spelling of 2120220122103 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred twenty-two thousand, one hundred three".