10121231022103 has 2 divisors, whose sum is σ = 10121231022104. Its totient is φ = 10121231022102.

The previous prime is 10121231022079. The next prime is 10121231022109. The reversal of 10121231022103 is 30122013212101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10121231022103 - 2⁹ = 10121231021591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10121231022109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060615511051 + 5060615511052.

It is an arithmetic number, because the mean of its divisors is an integer number (5060615511052).

Almost surely, 2^{10121231022103} is an apocalyptic number.

10121231022103 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121231022103 is an equidigital number, since it uses as much as digits as its factorization.

10121231022103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10121231022103 its reverse (30122013212101), we get a palindrome (40243244234204).

The spelling of 10121231022103 in words is "ten trillion, one hundred twenty-one billion, two hundred thirty-one million, twenty-two thousand, one hundred three".