2102012212103 has 2 divisors, whose sum is σ = 2102012212104. Its totient is φ = 2102012212102.

The previous prime is 2102012212057. The next prime is 2102012212123. The reversal of 2102012212103 is 3012122102012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2102012212103 - 2⁶ = 2102012212039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102012212123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051006106051 + 1051006106052.

It is an arithmetic number, because the mean of its divisors is an integer number (1051006106052).

Almost surely, 2^{2102012212103} is an apocalyptic number.

2102012212103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102012212103 is an equidigital number, since it uses as much as digits as its factorization.

2102012212103 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2102012212103 its reverse (3012122102012), we get a palindrome (5114134314115).

The spelling of 2102012212103 in words is "two trillion, one hundred two billion, twelve million, two hundred twelve thousand, one hundred three".