10020021103 has 2 divisors, whose sum is σ = 10020021104. Its totient is φ = 10020021102.

The previous prime is 10020021083. The next prime is 10020021107. The reversal of 10020021103 is 30112002001.

It is a strong prime.

It is an emirp because it is prime and its reverse (30112002001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10020021103 - 2⁵ = 10020021071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10020021103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020021107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010010551 + 5010010552.

It is an arithmetic number, because the mean of its divisors is an integer number (5010010552).

Almost surely, 2^10020021103 is an apocalyptic number.

10020021103 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020021103 is an equidigital number, since it uses as much as digits as its factorization.

10020021103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 10020021103 its reverse (30112002001), we get a palindrome (40132023104).

The spelling of 10020021103 in words is "ten billion, twenty million, twenty-one thousand, one hundred three".