20011200022103 has 2 divisors, whose sum is σ = 20011200022104. Its totient is φ = 20011200022102.

The previous prime is 20011200022019. The next prime is 20011200022123. The reversal of 20011200022103 is 30122000211002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20011200022103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20011200022123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005600011051 + 10005600011052.

It is an arithmetic number, because the mean of its divisors is an integer number (10005600011052).

Almost surely, 2^{20011200022103} is an apocalyptic number.

20011200022103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011200022103 is an equidigital number, since it uses as much as digits as its factorization.

20011200022103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20011200022103 its reverse (30122000211002), we get a palindrome (50133200233105).

The spelling of 20011200022103 in words is "twenty trillion, eleven billion, two hundred million, twenty-two thousand, one hundred three".