10111000021103 has 2 divisors, whose sum is σ = 10111000021104. Its totient is φ = 10111000021102.

The previous prime is 10111000021061. The next prime is 10111000021151. The reversal of 10111000021103 is 30112000011101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10111000021103 - 2²⁴ = 10110983243887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111000021153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055500010551 + 5055500010552.

It is an arithmetic number, because the mean of its divisors is an integer number (5055500010552).

Almost surely, 2^{10111000021103} is an apocalyptic number.

10111000021103 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111000021103 is an equidigital number, since it uses as much as digits as its factorization.

10111000021103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 10111000021103 its reverse (30112000011101), we get a palindrome (40223000032204).

The spelling of 10111000021103 in words is "ten trillion, one hundred eleven billion, twenty-one thousand, one hundred three".