2120000122403 has 2 divisors, whose sum is σ = 2120000122404. Its totient is φ = 2120000122402.

The previous prime is 2120000122313. The next prime is 2120000122421. The reversal of 2120000122403 is 3042210000212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120000122403 - 2²⁰ = 2119999073827 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120000121403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060000061201 + 1060000061202.

It is an arithmetic number, because the mean of its divisors is an integer number (1060000061202).

Almost surely, 2^{2120000122403} is an apocalyptic number.

2120000122403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120000122403 is an equidigital number, since it uses as much as digits as its factorization.

2120000122403 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 17.

Adding to 2120000122403 its reverse (3042210000212), we get a palindrome (5162210122615).

The spelling of 2120000122403 in words is "two trillion, one hundred twenty billion, one hundred twenty-two thousand, four hundred three".