20103412342203 has 16 divisors (see below), whose sum is σ = 29784722664960. Its totient is φ = 13401424590408.

The previous prime is 20103412342201. The next prime is 20103412342231. The reversal of 20103412342203 is 30224321430102.

20103412342203 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 3 + 412 + 3 + 42 + 203 = 666.

It is not a de Polignac number, because 20103412342203 - 2¹ = 20103412342201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (20103412342201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23185975 + ... + 24037392.

It is an arithmetic number, because the mean of its divisors is an integer number (1861545166560).

Almost surely, 2^{20103412342203} is an apocalyptic number.

20103412342203 is a deficient number, since it is larger than the sum of its proper divisors (9681310322757).

20103412342203 is a wasteful number, since it uses less digits than its factorization.

20103412342203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47239143 (or 47239137 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20103412342203 its reverse (30224321430102), we get a palindrome (50327733772305).

The spelling of 20103412342203 in words is "twenty trillion, one hundred three billion, four hundred twelve million, three hundred forty-two thousand, two hundred three".