20100000342103 has 32 divisors (see below), whose sum is σ = 23009489395200. Its totient is φ = 17393506099200.

The previous prime is 20100000342101. The next prime is 20100000342157. The reversal of 20100000342103 is 30124300000102.

It is a happy number.

It is not a de Polignac number, because 20100000342103 - 2¹ = 20100000342101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100000342101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17258263 + ... + 18386071.

It is an arithmetic number, because the mean of its divisors is an integer number (719046543600).

Almost surely, 2^{20100000342103} is an apocalyptic number.

20100000342103 is a deficient number, since it is larger than the sum of its proper divisors (2909489053097).

20100000342103 is a wasteful number, since it uses less digits than its factorization.

20100000342103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128823.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20100000342103 its reverse (30124300000102), we get a palindrome (50224300342205).

The spelling of 20100000342103 in words is "twenty trillion, one hundred billion, three hundred forty-two thousand, one hundred three".