2120122221103 has 2 divisors, whose sum is σ = 2120122221104. Its totient is φ = 2120122221102.

The previous prime is 2120122221043. The next prime is 2120122221137. The reversal of 2120122221103 is 3011222210212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120122221103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120122225103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060061110551 + 1060061110552.

It is an arithmetic number, because the mean of its divisors is an integer number (1060061110552).

Almost surely, 2^{2120122221103} is an apocalyptic number.

2120122221103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120122221103 is an equidigital number, since it uses as much as digits as its factorization.

2120122221103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2120122221103 its reverse (3011222210212), we get a palindrome (5131344431315).

The spelling of 2120122221103 in words is "two trillion, one hundred twenty billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred three".