20110033103 has 2 divisors, whose sum is σ = 20110033104. Its totient is φ = 20110033102.

The previous prime is 20110033079. The next prime is 20110033117. The reversal of 20110033103 is 30133001102.

It is an a-pointer prime, because the next prime (20110033117) can be obtained adding 20110033103 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20110033103 - 2¹² = 20110029007 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 (20110023103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055016551 + 10055016552.

It is an arithmetic number, because the mean of its divisors is an integer number (10055016552).

Almost surely, 2^20110033103 is an apocalyptic number.

20110033103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110033103 is an equidigital number, since it uses as much as digits as its factorization.

20110033103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 20110033103 its reverse (30133001102), we get a palindrome (50243034205).

The spelling of 20110033103 in words is "twenty billion, one hundred ten million, thirty-three thousand, one hundred three".