2103103144100 has 36 divisors (see below), whose sum is σ = 5215695799104. Its totient is φ = 721063934880.

The previous prime is 2103103144063. The next prime is 2103103144279. The reversal of 2103103144100 is 14413013012.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1502215832 + ... + 1502217231.

It is an arithmetic number, because the mean of its divisors is an integer number (144880438864).

Almost surely, 2^{2103103144100} is an apocalyptic number.

2103103144100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103103144100 is an abundant number, since it is smaller than the sum of its proper divisors (3112592655004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2103103144100 is a wasteful number, since it uses less digits than its factorization.

2103103144100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004433084 (or 3004433077 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2103103144100 its reverse (14413013012), we get a palindrome (2117516157112).

The spelling of 2103103144100 in words is "two trillion, one hundred three billion, one hundred three million, one hundred forty-four thousand, one hundred".